Item Type: 3 in 1 Balance Discharger Material: Plastic, electronic components Supported Battery Types: Li Po, Li Fe 2-6 batteries(voltage 7.4V-25.2V using partial voltage connector) Receiver Battery: 1.2V-12V DC(Battery type is not limited, but the external power supply should be 7.4V-25.2V, using JST connector) Balance Voltage Setting Range (lower limit): 2.0V-3.9V (default 3.3V) Discharge Voltage Setting Range (lower limit): 3.0V-4.2V (default 3.9V) Discharge Current (4.0V/ cell): About 450mA Support Battery Connector: Ordinary battery linear connector, JST plug connector, Rx connector1Suitable For: Balance discharger specially designed for Li Po battery and Li Fe battery, accurately measure the battery total voltage and single voltage, balance several batteries in series. 2Easy To Use: Simply plug in your lipo via the balance charger plug to this device, adopted high preciseness large screen design, allow you can get all the information you needed. 3Usage: Balance discharger can balance battery before or after charging and discharging, also can be used with a charger for partial voltage and balance during charging. 4Multifunction: 3 in 1 Balance discharger can monitor each battery voltage, discharge protection function, and can balance each battery voltage, which is the best assistant of RC models. 5Widely Use: Battery balance discharger can be used to discharge battery for long time storage and avoid damage to the battery, which can also testing your receiver battery with JST or JR type plug. 1 xBalance Discharger 1 x Manual