Maximize your electric bike's potential with our high-performance triangle e-bike battery.Features: BMS Features with Balance function, Overcharge protection, Over current protection, Short circuit protection, Over voltage protection, Temperature protection, Over discharge protection and Reverse charging protection. Come with Australian Standard Certified Charger, Solid RED light means charging, Solid GREEN Light means Full Charged or Disconnected. Each lithium battery has passed the QC test for appearance and function before shipment. High-quality electric cells and a built-in BMS protection board prevent over-charge, over-discharge, over-current and short-circuit, ensuring long service life. Monitor your battery's charge level using intuitive light indicators for seamless riding. The integrated USB port ensures your devices stay powered throughout your epic rides. Encased in a sturdy, thick housing, this battery withstands substantial weight, ensuring longevity and unwavering. Specifications: Battery type: Triangle Lithium Ion Ebike Battery Rated Voltage: 52V Rated Capacity: 20ah Battery Cell: Grade A 18650 Lithium 2500mAh Cell Max. Constant Discharge Current: 50A Max. Charge Current: 5A Max. Charge Voltage: 58.8V Discharge Cut-off Voltage: 39.2V Cycles life: ≥1000 Charger Output: DC58.8V Discharge Plug: XT60 Fitment Our battery fits most of 500W-3000W motor kits in 52V, for example: TDR, Bafang, Voilamart, CSC, Tongsheng, Ebikling, but exclude these four: Bosch, SHIMANO, Yamaha, Panasonic. Please ensure that your e-bike system is compatible with a 52V battery. Important Notes: Please check the size of the battery, battery connection type, and frame size before purchasing. Please check your controller rate before purchase, the maximum continuous discharge current of this battery is 50A. The battery must be fully charged before first use. Package Include: 1 x Triangle Lithium Ion Battery 1 x Charger Set