{"product_id":"bluetti-bluecell-300-b300k-expansion-battery","title":"BLUETTI BlueCell 300 (B300K) Expansion Battery | 2,764.8Wh LiFePO4, 4,000+ Cycles","description":"\u003cdiv style=\"font-family:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; font-size:15px; line-height:1.6; color:#2D3748; text-transform:none; max-width:1100px; margin:0 auto;\"\u003e\n\u003csection style=\"background:linear-gradient(135deg,#071A2E 0%,#0B2A4A 62%,#061423 100%); color:#FFFFFF; padding:34px 26px; border-radius:14px; margin-bottom:24px; border:1px solid rgba(242,200,99,0.35); box-shadow:0 14px 34px rgba(7,26,46,0.16);\"\u003e\u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:24px; align-items:center;\"\u003e\n\u003cdiv\u003e\n\u003cp style=\"margin:0 0 10px 0; color:#F2C863; font-size:12px; font-weight:700; letter-spacing:0.14em; text-transform:uppercase;\"\u003eBLUETTI · BlueCell Series · Expansion Battery\u003c\/p\u003e\n\u003ch2 style=\"margin:0; color:#FFFFFF; font-size:32px; line-height:1.15; font-weight:700; letter-spacing:-0.02em; text-transform:none;\"\u003eBLUETTI BlueCell 300 (B300K) Expansion Battery\u003c\/h2\u003e\n\u003cp style=\"margin:12px 0 0 0; color:#FBE7B5; font-size:16px; line-height:1.55;\"\u003eAdd 2,764.8Wh of long-life LiFePO4 storage to your BLUETTI power system.\u003c\/p\u003e\n\u003cp style=\"margin:18px 0 0 0; color:#FFFFFF;\"\u003eThe BLUETTI BlueCell 300 (B300K) is a 2,764.8Wh expansion battery that adds long-duration storage to compatible BLUETTI power stations and home backup systems. It uses automotive-grade LiFePO4 cells rated for 4,000+ cycles and includes a USB-A port so it can charge small devices on its own.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003caside style=\"background:rgba(255,255,255,0.07); border:1px solid rgba(242,200,99,0.45); border-radius:12px; padding:22px;\"\u003e\u003cp style=\"margin:0; color:#FFFFFF; font-size:20px; line-height:1.35; font-weight:700;\"\u003e2.7kWh more backup, one module at a time\u003c\/p\u003e\n\u003cdiv style=\"height:1px; background:rgba(242,200,99,0.45); margin:18px 0;\"\u003e\u003c\/div\u003e\n\u003cp style=\"margin:0 0 10px 0; color:#FBE7B5; font-size:13px; letter-spacing:0.08em; text-transform:uppercase;\"\u003eExpansion battery\u003c\/p\u003e\n\u003cp style=\"margin:0; color:#FFFFFF; font-size:14px;\"\u003eGenuine BLUETTI product · Sold \u0026amp; supported by Your Tech Haven\u003c\/p\u003e\u003c\/aside\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:12px; margin-bottom:28px;\"\u003e\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:18px; text-align:center; box-shadow:0 4px 16px rgba(7,26,46,0.05);\"\u003e\n\u003cdiv style=\"color:#1A202C; font-size:24px; line-height:1.1; font-weight:700; letter-spacing:-0.02em;\"\u003e2,764.8Wh\u003c\/div\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; margin-top:8px;\"\u003eCapacity\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:18px; text-align:center; box-shadow:0 4px 16px rgba(7,26,46,0.05);\"\u003e\n\u003cdiv style=\"color:#1A202C; font-size:24px; line-height:1.1; font-weight:700; letter-spacing:-0.02em;\"\u003e4,000+\u003c\/div\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; margin-top:8px;\"\u003eLife cycles\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:18px; text-align:center; box-shadow:0 4px 16px rgba(7,26,46,0.05);\"\u003e\n\u003cdiv style=\"color:#1A202C; font-size:24px; line-height:1.1; font-weight:700; letter-spacing:-0.02em;\"\u003eLiFePO4\u003c\/div\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; margin-top:8px;\"\u003eChemistry\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:18px; text-align:center; box-shadow:0 4px 16px rgba(7,26,46,0.05);\"\u003e\n\u003cdiv style=\"color:#1A202C; font-size:24px; line-height:1.1; font-weight:700; letter-spacing:-0.02em;\"\u003eUSB-A\u003c\/div\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; margin-top:8px;\"\u003eStandalone port\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:18px; text-align:center; box-shadow:0 4px 16px rgba(7,26,46,0.05);\"\u003e\n\u003cdiv style=\"color:#1A202C; font-size:24px; line-height:1.1; font-weight:700; letter-spacing:-0.02em;\"\u003e3+1 yr\u003c\/div\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em; text-transform:uppercase; margin-top:8px;\"\u003eWarranty\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"background:#F7FAFC; border:1px solid #E2E8F0; border-radius:14px; padding:22px; margin-bottom:32px;\"\u003e\u003ch2 style=\"font-size:18px; font-weight:600; letter-spacing:0.05em; text-transform:uppercase; color:#1A202C; margin:0 0 12px 0;\"\u003eWhy it stands out\u003c\/h2\u003e\n\u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(145px,1fr)); gap:10px;\"\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:10px; padding:14px;\"\u003e\n\u003cstrong style=\"display:block; color:#1A202C; font-weight:600;\"\u003eAutomotive-grade LiFePO4\u003c\/strong\u003e\u003cspan style=\"color:#4A5568;\"\u003eStable, long-life chemistry\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:10px; padding:14px;\"\u003e\n\u003cstrong style=\"display:block; color:#1A202C; font-weight:600;\"\u003e4,000+ cycles\u003c\/strong\u003e\u003cspan style=\"color:#4A5568;\"\u003eBuilt for daily cycling\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:10px; padding:14px;\"\u003e\n\u003cstrong style=\"display:block; color:#1A202C; font-weight:600;\"\u003eTwo connector versions\u003c\/strong\u003e\u003cspan style=\"color:#4A5568;\"\u003eP090A or CA90\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:10px; padding:14px;\"\u003e\n\u003cstrong style=\"display:block; color:#1A202C; font-weight:600;\"\u003eStandalone USB-A\u003c\/strong\u003e\u003cspan style=\"color:#4A5568;\"\u003eCharge small devices directly\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:10px; padding:14px;\"\u003e\n\u003cstrong style=\"display:block; color:#1A202C; font-weight:600;\"\u003e3+1 years warranty\u003c\/strong\u003e\u003cspan style=\"color:#4A5568;\"\u003eAs stated by BLUETTI\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"margin-bottom:30px;\"\u003e\u003ch2 style=\"font-size:24px; font-weight:700; color:#1A202C; margin:0 0 12px 0; line-height:1.25;\"\u003eWhat does the BLUETTI B300K add to a power system?\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eEach B300K adds 2,764.8Wh of LiFePO4 capacity to a compatible BLUETTI power station, extending runtime during outages or off-grid use. Multiple batteries can be connected for larger systems, and its USB-A port lets it charge a phone or small device even when disconnected from the main unit.\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Owners of compatible BLUETTI power stations who want more stored energy for home backup, off-grid living, or solar storage.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"margin-bottom:32px;\"\u003e\u003ch2 style=\"font-size:24px; font-weight:700; color:#1A202C; margin:0 0 16px 0;\"\u003eKey Features\u003c\/h2\u003e\n\u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:14px;\"\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px; border-top:4px solid #C8961E;\"\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em;\"\u003e01\u003c\/div\u003e\n\u003ch3 style=\"margin:6px 0 8px 0; font-size:17px; color:#1A202C; line-height:1.3;\"\u003e2,764.8Wh per module\u003c\/h3\u003e\n\u003cp style=\"margin:0; color:#4A5568;\"\u003eEach battery adds 2,764.8Wh of storage to extend runtime for home and off-grid loads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px; border-top:4px solid #C8961E;\"\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em;\"\u003e02\u003c\/div\u003e\n\u003ch3 style=\"margin:6px 0 8px 0; font-size:17px; color:#1A202C; line-height:1.3;\"\u003eAutomotive-grade LiFePO4\u003c\/h3\u003e\n\u003cp style=\"margin:0; color:#4A5568;\"\u003eLiFePO4 cells rated for 4,000+ life cycles for long-term daily use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px; border-top:4px solid #C8961E;\"\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em;\"\u003e03\u003c\/div\u003e\n\u003ch3 style=\"margin:6px 0 8px 0; font-size:17px; color:#1A202C; line-height:1.3;\"\u003eChoose your connector\u003c\/h3\u003e\n\u003cp style=\"margin:0; color:#4A5568;\"\u003eAvailable in P090A (B300K1) and CA90 (B300K2) connector versions to match your BLUETTI power station.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px; border-top:4px solid #C8961E;\"\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em;\"\u003e04\u003c\/div\u003e\n\u003ch3 style=\"margin:6px 0 8px 0; font-size:17px; color:#1A202C; line-height:1.3;\"\u003eStandalone USB-A power\u003c\/h3\u003e\n\u003cp style=\"margin:0; color:#4A5568;\"\u003eA built-in USB-A port charges essential small devices even without a power station attached.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px; border-top:4px solid #C8961E;\"\u003e\n\u003cdiv style=\"color:#C8961E; font-size:12px; font-weight:700; letter-spacing:0.12em;\"\u003e05\u003c\/div\u003e\n\u003ch3 style=\"margin:6px 0 8px 0; font-size:17px; color:#1A202C; line-height:1.3;\"\u003eStackable system growth\u003c\/h3\u003e\n\u003cp style=\"margin:0; color:#4A5568;\"\u003eConnect multiple expansion batteries to build a larger storage bank over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"background:linear-gradient(135deg,#071A2E 0%,#0B2A4A 62%,#061423 100%); border-radius:14px; padding:24px; margin-bottom:32px;\"\u003e\u003ch2 style=\"font-size:22px; font-weight:700; color:#FFFFFF; margin:0 0 14px 0;\"\u003eWhich B300K connector version do I need?\u003c\/h2\u003e\n\u003cdiv style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:12px;\"\u003e\n\u003cdiv style=\"background:rgba(255,255,255,0.07); border:1px solid rgba(242,200,99,0.45); border-radius:10px; padding:16px;\"\u003e\n\u003cstrong style=\"display:block; color:#F2C863; margin-bottom:4px;\"\u003eP090A (B300K1)\u003c\/strong\u003e\u003cspan style=\"color:#FFFFFF;\"\u003eFor BLUETTI power stations that use the P090A expansion connection, such as the AC300, AC500, AC200L and AC200MAX family; confirm in your power station manual.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:rgba(255,255,255,0.07); border:1px solid rgba(242,200,99,0.45); border-radius:10px; padding:16px;\"\u003e\n\u003cstrong style=\"display:block; color:#F2C863; margin-bottom:4px;\"\u003eCA90 (B300K2)\u003c\/strong\u003e\u003cspan style=\"color:#FFFFFF;\"\u003eFor BLUETTI systems that use the CA90 expansion cable, such as the Apex 300; confirm in your power station manual.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"margin-bottom:32px;\"\u003e\u003ch2 style=\"font-size:24px; font-weight:700; color:#1A202C; margin:0 0 14px 0;\"\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; border:1px solid #E2E8F0;\"\u003e\n\u003ctr style=\"background:#F7FAFC;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eCapacity\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003e2,764.8Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eBattery chemistry\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003eAutomotive-grade LiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFC;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eCycle life\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003e4,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eStandalone output\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003eUSB-A port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFC;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eConnector versions\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003eP090A (B300K1), CA90 (B300K2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eCompatible power stations (per BLUETTI)\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003eAC200L, AC200MAX, AC300, AC500; Apex 300 (CA90 version)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFC;\"\u003e\n\u003cth style=\"text-align:left; padding:11px 14px; width:34%; color:#1A202C; font-weight:600; border-bottom:1px solid #E2E8F0; vertical-align:top;\"\u003eWarranty\u003c\/th\u003e\n\u003ctd style=\"padding:11px 14px; color:#2D3748; border-bottom:1px solid #E2E8F0;\"\u003e3+1 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp style=\"margin:10px 0 0 0; font-size:13px; color:#718096;\"\u003eSpecifications are provided by BLUETTI and may change without notice. Real-world performance varies with setup and use.\u003c\/p\u003e\u003c\/section\u003e\u003csection style=\"display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:14px; margin-bottom:32px;\"\u003e\u003cdiv style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:20px;\"\u003e\n\u003ch2 style=\"font-size:18px; font-weight:700; color:#1A202C; margin:0 0 10px 0;\"\u003eOwnership \u0026amp; Support\u003c\/h2\u003e\n\u003cul style=\"margin:0; padding-left:18px; color:#4A5568;\"\u003e\n\u003cli\u003e3+1 Years Warranty, as stated by BLUETTI; register the product with BLUETTI for the extended warranty.\u003c\/li\u003e\n\u003cli\u003eSelect the connector version (P090A or CA90) that matches your power station before ordering.\u003c\/li\u003e\n\u003cli\u003eQuestions before you buy? Contact Your Tech Haven at support@yourtechhaven.com or (972) 737-7434\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/section\u003e\u003csection style=\"margin-bottom:10px;\"\u003e\u003ch2 style=\"font-size:24px; font-weight:700; color:#1A202C; margin:0 0 14px 0;\"\u003eBLUETTI BlueCell 300 (B300K) Expansion Battery: Frequently Asked Questions\u003c\/h2\u003e\n\u003cdetails style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:14px 18px; margin-bottom:10px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#1A202C;\"\u003eWhat is the capacity of the BLUETTI B300K?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0 0; color:#4A5568;\"\u003eThe B300K holds 2,764.8Wh of LiFePO4 storage per battery.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:14px 18px; margin-bottom:10px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#1A202C;\"\u003eWhat is the difference between B300K1 and B300K2?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0 0; color:#4A5568;\"\u003eThey differ by connector: the B300K1 uses the P090A connection and the B300K2 uses the CA90 connection. Choose the version that matches your power station.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:14px 18px; margin-bottom:10px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#1A202C;\"\u003eWhich power stations work with the B300K?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0 0; color:#4A5568;\"\u003eBLUETTI lists the AC200L, AC200MAX, AC300 and AC500, and the Apex 300 page lists the B300K as a compatible battery. Match the connector version to your unit.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:14px 18px; margin-bottom:10px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#1A202C;\"\u003eCan the B300K charge devices on its own?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0 0; color:#4A5568;\"\u003eYes. It has a USB-A port for charging small devices without a power station attached.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"background:#FFFFFF; border:1px solid #E2E8F0; border-radius:12px; padding:14px 18px; margin-bottom:10px;\"\u003e\u003csummary style=\"cursor:pointer; font-weight:600; color:#1A202C;\"\u003eHow long will the B300K last?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0 0; color:#4A5568;\"\u003eBLUETTI rates it for 4,000+ life cycles with automotive-grade LiFePO4 cells.\u003c\/p\u003e\u003c\/details\u003e\u003c\/section\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the capacity of the BLUETTI B300K?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The B300K holds 2,764.8Wh of LiFePO4 storage per battery.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between B300K1 and B300K2?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They differ by connector: the B300K1 uses the P090A connection and the B300K2 uses the CA90 connection. Choose the version that matches your power station.\"}}, {\"@type\": \"Question\", \"name\": \"Which power stations work with the B300K?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"BLUETTI lists the AC200L, AC200MAX, AC300 and AC500, and the Apex 300 page lists the B300K as a compatible battery. Match the connector version to your unit.\"}}, {\"@type\": \"Question\", \"name\": \"Can the B300K charge devices on its own?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. It has a USB-A port for charging small devices without a power station attached.\"}}, {\"@type\": \"Question\", \"name\": \"How long will the B300K last?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"BLUETTI rates it for 4,000+ life cycles with automotive-grade LiFePO4 cells.\"}}]}\u003c\/script\u003e\n\u003c\/div\u003e","brand":"BLUETTI","offers":[{"title":"P090A (B300K1)","offer_id":50788029595813,"sku":"P-B300K1-UN-GY-ID-10","price":1099.0,"currency_code":"USD","in_stock":true},{"title":"CA90 (B300K2)","offer_id":50788029628581,"sku":"P-B300K2-UN-GY-BL-ID-010","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/7695\/0949\/files\/166_1x_309ac2fc-1780-4c30-9bee-1455a05a335b.png?v=1792684474","url":"https:\/\/yourtechhaven.com\/products\/bluetti-bluecell-300-b300k-expansion-battery","provider":"Your Tech Haven","version":"1.0","type":"link"}