18650 Battery, Rechargeable Battery, Battery Pack manufacturer / supplier in China, offering High Power Beat 50pl 70A Reliance RS50 21700 5000mAh 3.6V Li-ion Battery for Scooter Tools E-Bike, New Model Reliancers50 21700 5000mAh 75A Lithium Battery Cell Battery, High Discharge 3.7V Cylindrical 5000mAh RS50 21700 Battery and so on.