【Customer Service】Rest assured with 30 days Refund and 12 months Warranty; Note: Amazon return windows will close after one month, don't worry about it, you can click on seller store on right corner “ask a question” and contact seller directly.
【Basic Details】Item Model:GJKNX ; Battery Type: Li-ion; Voltage: 7.6V; Capacity: 68Wh/8500mAh 4-Cell; Battery Color: Black.100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery.