[Excellent Performance]9V 5500mAh high capacity batteries, tested according to strict quality control standards,9V battery has longer battery life and fast charging. Up to 1000 efficient charging cycles.

[Safe and Fire Prevention]9V battery uses A+ grade battery cells with safe and fire prevention PC + ABS material, the built-in LED light allows you to check the charging status.

[Smart Chip]The 9V battery uses the most advanced built-in smart chip to control the charging process, and has overcharge, overheat, overvoltage and short circuit protection.

[Charge]Automatically stops when fully charged. Long lasting battery, no memory effect, provides constant voltage. with USB cable can be charged directly anywhere without additional charger.

[Service]Please charge the batteries before first use. These rechargeable batteries were not fully charged when you received them.Please check all details before you order.

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