RapidPowerTM charging in the air & on the ground. RapidChargerTM 28v DualMicro. The first Dual USB 4.5 amps charger with 2.4 and 2.1 amp ports built for 28 volts systems. Rapidly charge an iPad & an ADSB receiver at the same time. RapidChargerTM Wall. The first Quad USB 6.8 amps wall charger with two 2.4 & two 1 amp ports. These one of kind units were built for MyGoFlight to meet the power hungry needs of pilots.