The Lighthouse Compact LED Headlight features the latest LED COB (Chip On Board) technology and provides a super bright, wide-angle beam that has four output options of high, low, strobe or SOS mode. Small, bright and lightweight, this headlight is perfect for use around the home and for a variety of leisure activities including camping, sailing, hiking and cycling. Perfect for use in emergencies such as power failures or when working on cars. Output: 40/150 lumens Beam Distance: 12-19m Run Time: 12 hours Power: 3 x AAA batteries (supplied) Dimensions: 68 x 41 x 22mm Weight: 63g