Check the listing for details. Precision Universal 3 in 1 Battery Balancer/Discharger with Large LCD Display. Condition: New. Listed at 34.80 USD. The Universal 3-in-1 unit is a precision balancer, discharger and voltage monitor. The unit can measure and balance LiPo packs up to 6 cells while charging, or as a standalone unit without an external power supply to balance charged or discharged packs. The unit can also discharge and balance LiPo packs without an external charger. Multiple balance ports accept many balance adaptors (sold seperately) so that you can match the unit with your LiPo batteries. A built in JST port allows you to check the voltage of your receiver packs that use a JST connector. Battery Types: Li-Po 2-6 cells Size: 93.5 x 60 x 17mm JST Port Limit: 11.1V Balance Setup: 2.0V-3.9V per cell Discharge Setup: 3.0V-4.2V per cell Item# C23037 Barcode: 91789007079