... environmental, approved by CE and ISO 9001 WR Series led flood lamp,high power led flood lamp, flood lightPower (W): 30W,50W,70W/ ... frame is alluminum alloy with all fasteners stainless steel2) High-efficient LED to make lights energy-saving, environment-protecting and long ... life-time.3) Alternative switch power supply to change the voltage, to ensure LED work routinely and extend life time4) ...