Fenix E21 LED Flashlight G10 Lasting Performance: Achieving thermal efficiency

Lasting Performance: Achieving thermal efficiency without down or fiber insulation means the NeoAir mattress can be inflated directly without the added weight of a pump

Applying thumb pressure to the locking tab releases the cover

which allows air to be pushed out of the sack

A virtually indestructible power-regulated LED emitter and precision micro-textured reflector produce a smooth beam that's selectable

Fenix E21 LED Flashlight G10 Lasting Performance: Achieving thermal efficiencyThe E21 from Fenix is an updated version of the E20, with a brighter LED and two outputs, 150 and 48 lumens. The light is powered by 2 common AA batteries and can run for 11 hours on the lower output. Cree XP E LED with a lifespan of 50,000 hours Uses two 1. 5V AA (Ni MH , Alkaline) batteries 164mm (Length) x 25. 4mm (Diameter) 90 gram weight (excluding batteries) Digitally regulated output maintains constant brightness Patented physical structure