Let the charging begin! Simply snap your Delta or Delta Sport dog device to this charging clip when not in use to recharge your battery. The power cable (sold separately) is plugged into the mini USB port on the side of the charging clip. Compatible Devices: * DeltaA(R)* Delta Sport(TM)* Delta Sport(TM) XC* Delta Upland(TM) * Delta Upland(TM)* Delta Upland(TM) XC