Returns & Warranty 1. This product has 12 Months warranty. 2. For all returned products, buyers MUST contact us for the returning address. 3. In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.   Feedback 1.If you are satisfied with our goods, please give us a positive feedback, thank you for your assistance. 2.We have always been trying to provide the best service and reliable products for every customer, however, accident may happen sometimes, please contact us to resolve any issue before leaving a negative feedback. Please note: After receiving the new battery, please do not rush to recharge. First Inside the battery remaining power is completely used up , then continuous charge from six to eight hours . Repeat the above step twice, can achieve the best effect of using battery. After fourth charging only 4 to 6 hours per charge.