... the control panel, providing with intelligent charge, auto protection, and over current prevention functions. It can auto work without any ... sprinkled plastic appearance, reliable parts, exquisite and smart structure. Output DC voltage can select 12V or 24V, factory default is ... :Input to crust and ground ≥AC1500V;Output to crust ≥ DC500V MTBF:≥50000h. CM20 Combine with 12V and 24V Auto Battery ...