... lifepo4 battery pack with bms for electric bike battery 48v lifepo4 battery pack with bms for electric bike battery1.no pollution 2.size(H*W*L):389*76*110mm 3 ... -scale electric flat car, forklift, cleanness car, electric wheelchairs3. Electric tool: electric drill, electric saw, lawn mower4. Remote control cars, boat, aircraft, toys,5. Solar and wind power ...