Features: 1) Open circuit: 10 ~ 44V 2) Short circuit: 500 ~ 2,500mA 3) Peak operating: ≥7.5 ~ 33V 4) Peak operating (current): 425 ~ 2,300mA 5) Output power: ≥7 ~ 33W 6) Correlation curve of accumulators: discharge characteristics curve 7) Neither mechanical wear nor environmental pollution 8) Save energy 9) Advanced production technology 10) Power supply equipment has a long life of usage