- Switch to a rechargeable USB D battery with over 1000 cycles to save money in comparison to disposable batteries.
- Save significant amounts of money with a rechargeable USB D battery that can be used over 1000 times, instead of disposable batteries.
【USB CHARGE DESIGN】No need charger and adapter,fast full charge in about 2 hours,easy to charge with usb cable, just simply plug into USB ports
【MULTIPLE SAFE PROTECTION】Built-in Integrated safety circuit protects Battery from over discharge/overcharge,when the battery is fully charged, it will automatically stop charging,passed the test of CE, ROSH, 2006/66/EC
【LED INDICATORS MANAGEMENT】When charging, the green LED will blinks and will then LED remains on once it is fully charged
【ENERGY SAVING & ECO FRIENDLY】Mercury, cadmium and lead are not used in these aa lithium small batteries, saving thousands of alkaline batteries and reducing a significant about of landfill waste