iTP SA1 Eluma LED Flashlight with Cree R5 LED - 145 lumens on 1xAA Battery LED Type: Cree XP-E R2; Reflector: Smooth Reflector; Lens:Anti-shattering ultra clear lens, anti-scratching and anti-slip Function and Runtime: Low 5 lm (40 Hrs)-Medium 35 lm (4 Hrs)-High 120 lm (1.5 Hrs)-Strobe 10 HZ (3 Hrs)- Digital infinite beam adjustment (5 lm---120 lm) Switch: Tail switch for turning light on/off and Side switch for changing modes Battery: 1 x AA Alkaline, 1 x NI-MH Battery Size: L 107mm (4.21'') x D 26.5mm (1.04''); Weight: 67g (Excluding Battery)