HQRP Solar Charger Controller 12V 10A 12/24V Auto Charging for Solar Power System/Solar Home System with Street Lighting Control Function plus Coaster HQRP&reg; Solar Charge Controller plus HQRP&reg; UV Chain / UV Health Meter; Work Voltage: 12v / 24v Avto; Rate Charge Current: 10A Rated Load Current: 10A; Electronic Protection; PWM Charge Mode (SOC); Microcontroller Digital Accuracy; Double Digital LED Display; Full Automatic operation. 200 days warranty!