Skyrc AC DC D100 Dual Balance Charger/Discharging for 1-6 Series LiPo/LiFe/Lilon Battery,1-15 Series NiCd Battery Hobby SKYRC D100 employs an individual-cell-voltage balancer. It isn't necessary to connect an external balancer for balance charging. Automatic Charging Current Limit Capacity Limit Temperature Threshold Processing Time Limit The charger can store up to 20 different charge /discharge profiles for each channel. You can keep the data pertaining to program setting of the battery of continuous charging or discharging. Users can call out these data at any time without any special program setting. The user can check battery's total voltage, the highest voltage, the lowest voltage and each cell's voltage by this charger. The charger allows user to change the end voltage. (for expert user only)