Top A grade LI-ion Battery Cells, upgraded to 3500mAh, long lasting performance and durability Battery Safety. Integrated microchip prevents overcharging & lengthens battery life
Built-in protection against overcharging, over discharge, over current. Provides short circuit protection and steady voltage circuit.No memory effect, can be charged or discharged as needed without loss of capacity. All of these lengthen battery life
30 Days Money Back and 12 Months Warranty. Please feel free to contact us if you have any concern about this item. We will try our best to promise you an enjoyable shopping experience