The Halo Bivvy Light from FOX is a compact, easy-to-use bivvy lamp. Includes 9 x Samsung white LEDs plus 2 x red LEDs, Powered by 2 x AA or 1 x CR123A batteries (not included), Four brightness settings – 400 lumens, 100 lumens, 50 lumens and 15 lumens, Two color options – white and red , Including suspension eye and magnetic base plate, Burn time - 7 hours in High mode, Dimensions: 70mm x 60mm x 46mm. Weight 60g (excluding battery).