200 Lumens (twice as bright as previous MK6 LED model) 65 hours run time using Eveready Heavy Duty 6V Lantern Battery - 509 (Winc Code: 19021224) 200m + beam distance Impact resistant Waterproof Tough: polyethylene construction survives a 1 metre drop test Floats: for easy recovery Convenient: Anti-roll shape; recessed push button to avoid switching on the lantern involuntary. Comfortable: rubber handle for firmer grip and improved comfort Power Source: 6V battery (not included) Lifetime Guarantee Weight (g): 535g (without batteries) Dimensions (mm): 130 x 130 x 200