Mayuy Rechargeable UL Approved AA Batteries 1000mAh Battery with USB Ports High Capacity 1_2V NiMH Low Self Discharge Rechargeable Battery AA Charging by USB Cable4 Pack USB Cable

Specification Batteries Type: AA Ni-MH POLYMER BATTERIES Batteries life: equal to 500 times recycling use Standard voltage: 1.2V Rated Capacity: 1000mAh Rated energy: 0.6wh Rated output voltage: 1.2V Rated input voltage: 5V USB input Charging voltage limit: 5V Charging connector: Micro USB Battery indicator: LED(RED during charging. BLUE when fully charged) Full charge time: approximate 5 Hours Shell material: high quality fireproof ABS plastic shell+stainless steel tubing+pure copper electrode Instruction: Environmental friendly rechargeable lithium battery,easy to charge by any standard Micro USB connector. Use 5V USB mobile charger and insert the Micro USB cable to charge the battery. Put the battery in the right place of the device frame,no mistake for anode and cathode. Take out the battery when the capacity used out. Protection circuit built-in will halt charging in the case of over-charging,over-discharging,short-circuit.Please charge the battery again to activate it. Please charge the battery each 3 months if n