36V 10Ah 13Ah Rear Rack Ebike Battery Pack 250W 350W 48V 10.4Ah 12Ah with Charger for Electric City Bicycle
Brandnan
Description
1. Life expectancy is two times compare with the lead-acid batteries, weight is much lighter than the lead-acid battery. 2. No memory effective and rechargeable, the battery life is longer. Built-in IC chip will prevent battery pack over charge, over discharge, over-current,over-heat, short circuit. 3. Safer and more environmentally friendly, no heavy metals and hazardous substances, avoiding mechanical accidents caused by vibration..syi