... overvoltage,short circuit... Main specification: Output powerSizeInput voltageoutput voltage (±2%)output current (±2%)Efficiencypower factordescription 150W 205*66.5*42mm100~240VAC ... 95%0.99 1,with constant voltage/ constant current output function2,with perfect over current, over voltage, short circuit,overheating, over power ... at -40~+70°c 150W Aggregate-organ constant-current LED power driver