3 In 1 2S-6S Discharger Voltage Tester Balancer for Li-Po Li-Fe Battery Lipo battery is powerful & with high capacity for longer run time, but proper care is a must for all lipo battery. This device is make for a quick reference of your lipo battery with instant voltage reading. Besides, this device also act as a dead cell detector to indicate which cell is need to be replaced. Besides above function, this device also act as lipo balancer to condition your lipo before charge. & also a discharger to discharge the lipo when you play in field. This device can also testing your receiver battery with JST or Futaba/RX type plug. Simply plug-in your lipo via the balance charger plug to this device & you will have all the information you needed. Description: Item Name: Discharger Voltage Tester Balancer Support Battery Type: Li-Po Li-Fe 2 ~ 6 cell Dimension: 93.5*60*17mm Balance Voltage Setting Range: 2.0V ~ 3.9 V Discharge Voltage Setting Range: 3.0V ~ 4.2 V Discharge Current (4.0V/ Cell): about 450m A Support Battery Port: Conventional Battery Linear Port, Jst, Rx Package Included:1 x 2S-6 S Discharger Voltage Tester Balancer