Patent: US, Japan,Taiwan,China Input power:100~240V/ 50~60Hz. Wide charge range:DC 0~48V (Automatic) 20 AMP High performance and light weight(2.8KG) switching mode charger. RISC Microprocessor controlled multistage charging algorithms. Numerical charge current,voltage display. Numerical LED Indication of battery level. Over temperature Protection of Control circuit. Pole error and over current protection. 2-Stage charger characteristic for rapid and complete battery
charging. Cooling via fan. Wide voltage range, auto detect.