2PCS ZNTER S19 9V 400mAh USB Rechargeable 9V Lipo BatteryDescription Brand ZNTERName S19 USB rechargeable 9V batteryMaterial Fireproofing plastic shellCell type A Lithium Polymer battery cellInput Micro USB 5V Output 9VCharge voltage 4 25VBattery capacity 400mAhEnergy capacity 3 6WhBattery life 3000timesCharge time 1 5 hoursCompatibility 9V battery Color Black and greenSize 48mm 25mm 16mmWeight about 25gFeature 1 Replace dry battery perfectly Energy saving and durable 2 With constant voltage 9V and USB wires for convenient charge 3 Equipped with Micro USB charge port which is convenient and efficient 4 Intelligent power chip inside to make sure the charge up to 99 with constant voltage5 Cycle life3000 increase 200 than normal battery which fits the low carbon life style 6 Charge it anytime anywhere no need to afraid that whether the battery run out 7 Short circuit protection inside and it is unwarming for long time charging Package included 2 x 9V 400mAh Lipo BatteriesNote The battery comes without USB cable