General description The ECO-WORTHY 2-Pack 12V 280Ah LiFePO4 Lithium Battery is designed for various applications including solar systems, boats, solar panel kits, and motor homes. It features advanced technology such as Bluetooth 5.0 for real-time monitoring, allowing users to check battery status, voltage, current, and capacity directly from their smartphones. This battery is equipped with low-temperature protection to ensure safe operation in cold environments. Technical specifications Voltage: 12V Capacity: 280Ah Battery type: LiFePO4 (Lithium Iron Phosphate) Built-in BMS: 250A Charging time: 14 hours with 12V 20A charger, 6 hours with 600W solar panel, 14 hours with 20A DC generator Operating temperature: Low-temperature cut-off at -7℃ (19.4℉) Cycle life: 6000+ deep cycles Compatibility and accessories Compatible with RVs, solar off-grid systems, boats, campers, marine applications, travel trailers, and motor homes. Can be connected in parallel for capacity expansion. Installation