36v 17.4ah 48v 12ah 17.5ah hailong rechargeable li-ion battery samsung cells with charger for ebike mid motor 250w 350w 500w 750w

made with the cells: 12 ah : 2900 m/ah samsung cells; 17.5 ah: 3500 m/ah samsung cells capacities: 12 ah or 17.5 ah; charging cycles : over 1000 times; charge time: 5 to 6 hours. light weight design, easy to install and remove; eco friendly and safe to use with bms system,charger, connector plug ,100% test every battery before shipping. 1 year warranty. size: 367.2 mm 90.1 mm 111.0 mm. includes a usb socket.battery charging temperature range is celsius equals 0 to 45.