ABOK 2-Pack 1536Wh LiFePO4 Expansion Batteries for Ark2000 — Expand to 3072Wh or 4608Wh Total for Home, RV & Outdoor Backup

This twin-pack includes two 1536Wh expansion batteries made specifically for the ABOK Ark2000 portable power station. Add one module to extend your Ark2000 to 3072Wh, or attach both to reach 4608Wh total capacity — ideal for longer home outages, RV use, or multi-day off-grid trips and doubling runtime when needed. Built with high-grade LiFePO4 cells, each expansion unit is engineered for longevity and dependable cycle life. The batteries achieve over 4,000 cycles while retaining 80% capacity, providing more than 10+ years of standby and backup service. Integration is simple: these expansion packs are designed exclusively for the Ark2000 for plug-and-play connection and convenient transport between deployments. Recharging is flexible — the units accept AC, solar, and DC input so you can top them up from shore power, solar panels, or compatible DC sources. The package is backed by a 5-year warranty plus a 30-day money-back guarantee for purchase confidence.