[Product advantages] No memory effect, lighter weight reduces user fatigue, Integrated LED battery charge level indicator allows users to monitor battery using.
[Safe and reliable] Built-in integrated microchip prevents overcharging, self-discharge and lengthens battery life. Comply with FCC RoHS and CE security testing standards.
[What You Get, Customer Service]: 2 packs batteries, Manual. 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 give you the most satisfactory solution.