HQRP Battery Charger/AC Adapter for SportDOG SportHunter 800 SD-800 SDT30-11223, Sport-Hunter 1800 SD-1800 ST-120 Dog Training Collar Receiver Transmitter [UL Listed] + Euro Plug Adapter HQRP&reg; Replacement Battery Charger / AC Adapter plus HQRP&reg; Euro Plug Adapter; Input: AC 100V - 240V; Output: DC 12V; 0.25A; UL Listed; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; Compatible with Original Battery Charger; 1 Year warranty!