•AA LITHIUM BATTERY - Not like Alkaline, NI-MH, NI-CD batteries, the AA Li-ion batttery features NO Memory Effect to reduce the capacity over time, longer life, more eco-friendly.
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•USB RECHARGEABLE BATTERIES - Whether in camping or home, you can simply charge it with single USB port. Up to 1000 cycles, no need to buy batteries frequently.
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•ONE HOUR CHARGING TIME - Fully charged in less than 2 hours, more efficient and energy-saving. LED indicator will turn on red when in charge, and turn out after fully charged.
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•1.5V / 2000mAh - Same as regular AA battery, it could be used for toys, game controller, wireless mouse, wireless keyboard, remote and so on.