【High Performance】- 12.0Ah battery replacement is powerful and can work long lasting time, even in the most extreme conditions, 12.0 Ah battery 3x long run time than other 4Ah battery, it have smart led indicators to show the batterty charging and using situation
【Safety & Durablity】- Built-in smart chip can over-charge protection, over-heating protection, short-circuit protection, over-current protection, overvoltage protection, avoid excessive use and improve tools working life.
【Our Service Warranty】- We provide 30-day money back and 12-month limited warranty, CONTACT US: Please contact through "Your Orders" tab in Amazon account (allow 24hrs for reply), we will solve your problems