>AAA Rechargeable Batteries: 1.2V 450mAh USB NiMH AAA battery with high capacity, provide almost the same and steady voltage until the whole cell is depleted, long lasting in the devices;
>USB Charging Design: Directly charging these USB AAA rechargeable batteries with included 4 in 1 cable, no need extra battery charger. You can freely to connect 1-4 batteries to any USB power supply, such as AC adapter, power bank or computer, convenient to charge;
>High Performance AAA NiMH Batteries: High energy density NiMH cell with low self-discharge rate, and 500 times long cycle life, no memory effects, idea for the household devices like clocks, remote, cameras,flashlight;
>Quick Charge in 4~5H: Advanced Quick charging technology with USB input, full charge 4 batteries in 4-5 hours with included 4 in 1 cable. Build-in LED light shows the charging process, red light on means charging, blue light means fully charged;
>Protected AAA NiMH Batteries: Designed for a safe operation with PCB protected chip, supports multiple safety features, including over-charge, over-discharger, over-heat and short-circuit protection.