The Lighthouse Elite LED Multifunction Headlight offers four output options; a high performance XPG LED for high and low spot beam output, and COB LED (Chip On Board) side lights for wide angle beam or red flashing functions. Ideal for use around the home and for many leisure activities including camping, sailing, hiking and cycling and perfect for use in emergencies such as power failures or when working on cars. Specification Output: 100/280 lumens Run Time: 3.5/7 hours Power: 3 x AAA batteries (supplied)