... OEM Service 2012 Newest SP-20/SP-60 Solar system Solar GeneratorSimple structure, easy maintenance; Output for pure sine wave ... of fuse, surge and over-current protection;Protection is wide, with over-voltage, under-voltage, overload, short-circuit ... and so on;High performance, especially used at home; Charge fuction: ... bracket515×375×555.0654×460×556.5