Hands-free 5W COB LED spotlight with 40° angle adjustment. Dimmer switch allows brightness to be adjusted from 20% to 100%. Main light has one switch with four functions, on, flash, auto-sensor and off. Hold down switch to enable auto sensor function which will allow turning on/off just by waving hand in front. Rear of strap includes a red LED warning light which has two functions, flash or on, ideal for a cycling light. Adjustable headband and foam brow for added comfort. Powered by 3 x AA batteries (not included).