Replace dry battery perfectly.Energy-saving and durable.

With constant voltage 9V and USB wires for convenient charge.

Equipped with Micro USB charge port,which is convenient and efficient.

Intelligent power chip inside to make sure the charge up to 99% with constant voltage

Cycle life>3000,increase 200% than normal battery which fits the low-carbon life style.

Charge it anytime anywhere, no need to afraid that whether the battery run out.

Short-circuit protection inside and it is unwarming for long time charging.

Charge voltage: 4.25V
Battery capacity: 400mAh
Energy capacity: 3.6Wh
Battery life: >3000 times
Charge time: 1.5 hours
Compatibility: 9V battery
Color: Black and green
Size: 48mm*25mm*16mm