... functions such as over-charge,over-discharge,over-load,short-circuit,reverse-connect,reverse-prevent at night and over-heat. 7 ... ±1%57.6V±1%53.2V±1%8/28/≤1% For solar street light! 1. From 12V/30A to48V/50A 2. Control ... functions such as over-charge,over-discharge,over-load,short-circuit,reverse-connect,reverse-prevent at night and over-heat. 7 ...