Allows you to complete plumbing, electrical and other tasks requiring both hands. Mounts comfortably and securely on head or hard hat with headband. Six LED lights with three illumination settings: spot, flood and red. Swivel head to adjust aim. Lamp output of 12 to 24 lumens. Can be worn for long periods of time. Battery Type: Alkaline; Flashlights Type: LED; Power Source(s): 3 AAA (Included); Voltage: N/A.