Guarantee: 30 days money back, and 7*24 hours friendly and timely customer service
Note: 1.Please make sure the product that you are going to buy fits the brand,model and part number 2.Please store it in a dry,clean,cool,away from heat and metal objects 3.After use,it is recommended that the battery be cooled and then recharged 4.When the battery is not used for a long time,it is recommended to charge the battery once a month.