【Product Specifications】 Battery model: 60V 20Ah Battery type: Lithium ion Nominal voltage: 60V Nominal capacity: 20000mAh Single battery: 3.7V 5Ah Battery size: 21700 5000mAh Battery pack: 16S4P Number of batteries (parallel* series): 64 Battery source resistance: <40mΩ Life cycle: 800 times Net weight: 4750g Size: 190*175*75mm Discharge cut-off voltage: 48+/-1V Charging cut-off voltage: 67.2V Rated discharge current: 40A Maximum instantaneous discharge current: 80A Maximum continuous discharge current: 40A Maximum continuous charging current: 10A Charging mode: CC-CV Standard charging current: 2A Standard charging current charging time: 10 hours Fast charging flow: 5A Fast charging and current charging time: 4 hours Charging temperature range: 0-45°C Discharge temperature range: -20-65°C Power: 1000-2500W Built-in high-quality high-current BMS: The battery has automatic identification and protection circuits for overcharge, overdischarge, overcurrent, short circuit, and charge balance. application: It is suitable for all 60V electrical equipment below 2500W, electric bicycles, electric scooters, electric tricycles, electric motorcycles, etc. manifest: 1. 60V 20Ah battery pack*1, built-in 40A BMS balance protection board 2. 67.2V 2A/3A/5A charger