2xHRB 22.2V 6S Lipo Battery 100C 5200mAh EC5/XT90 Plug for RC Car Helicopter EDF

1. Don't over charge more than 4.2V per cell and don't  over discharge below 3.7V per cell.

2. A new battery will achieve the best  performance after 2 to 3 complete cycle of 1C charge & discharge. 

This also can solve the problem of big internal resistance when you received the new battery.

3. If it won’t hold a full charge or loss the  charge very quickly in short time, please use balance charger to charge

and recycle several times first. For most lipo battery, the safest charge rate is 2.6A-5.2A(0.5C  - 1C).

4. A long time storage Voltage should be 3.85V  range per cell. and you should check the battery in 1-2 months.

5. When drive out, some LiPo safe bag will be  strongly recommended!

6.  Recommended use of balance charger. Don't leave your house when charging.

if you have any question when you use the battery, feel free to contact us.