The Endura EC1M-HY9 In-Vehicle Charger will charge your radio battery quickly and properly every time while your on the move. The Hytera BD502i Charger features advanced diagnostic circuitry and LED flash pattern that identifies battery fault conditions, as well as the level of charge of the battery. The actual charging pod of the EC1M-HY9 charger is replaceable, so as to allow for future use with different radios.