Specification: Battery capacity: 400mAh Working voltage: DC3.7V Working current: about 10mA Sleep current: <5uA Charging voltage/current: DC5V/500mA Working time: 15-18 hours Standby time: about 60 days Stretchable distance: 5.0 in-6.9in / 128-175mm packing list: 1* Controller 1* Instruction Manual 1* TypeC charging cable
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