Flood Work Light 18V/20V 27W 4inch Square LED Work Light 90° Rotatable Job Site Light Cordless Portable Flashlight Outside USB Charging Security Light Bright Emergency Lamp [Fast Heat dissipation] This flood work light has a large groove heat sink, which is fast heat dissipation and used for a long time. The 4inch light is high brightness lighting, suitable for night and outdoor use. [Multiple Protection Function] Our LED working light has low-voltage protection board, which is overload, over-current, overheating and low-voltage protection. When the voltage drops below 15V, it stops working to avoid consumption and damage to the battery. USB output interface is 5V 2.1A. [Provide Power Support] This working lamp can charge your mobile phone, stereo, fan lights and more anywhere and anytime, just like a mobile power source. [High Quality] Our flood work light shell is made of ABS material and the lamp head is made of zinc alloy material, which has better heat dissipation effect. It has a long service life. [90° Rotatable] The lamp holder is 90° rotatable, which can adapt to different lighting angle. It has large lighting area and can be used as an emergency light. It is suitable for outdoor, fishing, hiking, camping and more.