52V 20AH Triangle EBIKE Battery for 1000-1500W Motor + Waterproof & Shockproof Case (BMS40A)with fast charger 2.5A/AU STOCK/XT60 Connector
Amazon.com : 21700 TSL/LG Cell Triangle Ebike Battery 48V 28.8Ah Rechargeable High Power Electric Bicycle Li-ion Batteries Pack with LED Battery Level Indicator and Charger for Bafang 100W-1500W Motor DIY : Sports