Bluetooth Smart Monitoring: Use the Power Queen app to see voltage, SOC and battery health in real time - avoid running out of power and get the most from every charge
All-Weather Low-Temp Protection: Charging stops below 32°F (0°C) and discharging stops below -4°F (-20°C) - helps prevent cold damage for safer winter RV/marine use
Strong Output: Fits BCI Group 24/27/31 compartments; only 21.9 lb (63% lighter) with 1280Wh full usable energy - more runtime for RV, solar and trolling motors
Built for Peace of Mind: Automotive-grade LiFePO4 cells with smart BMS protections, and IP65 waterproof - stable performance and longer cycle life you can trust
Expandable Power System: Scale from 1 battery up to 4P4S 16 batteries (max 20.48kWh). Easy to grow for RV power, home backup, and off-grid living as your energy needs increase
