This is the optional ElectriFly EQ Balance Board for LiPo Batteries with with the same Balancing type plug as FlightPower and Thunder Power LiPo Batteries. FEATURES: Optional lithium balancing board for use with the ElectriFly AC/DC TritonEQ (GPMM3155), and the Triton2 EQ (GPMM3156) chargers Compatible with LiPo Batteries ranging from 2S to 6S (7.4V - 22.2V) having the FlightPower and Thunder Power type balancing plug YOU WILL RECEIVE: ElectriFly EQ Balance Board and Wire Adapter for FlightPower and Thunder Power type balancing plugs REQUIREMENTS: Connecting between battery and charger jxs 2/04/09 ir/jxs &