The i1R 2 EOS desert tan is the upgraded version of i1R EOS. This extremely tiny keychain light reaches an incredible max output of 150 lumens thanks to the brand new 5-sided glowing Chip Scale Packaging LED. The i1R 2 desert tan is built from aluminum alloy and features a built-in rechargeable Li-ion battery that charges through a Micro-USB port without disassembling the light. With its compact size and dual modes(5 and 150 lumens), the i1R 2 desert tan is the perfect keychain flashlight for everyday carry.FEATURES:(1) Fast and convenient charging process. It can be fully charged in 75 minutes through a Micro-USB charging port without disassembling the light. (2) Light and Tiny. The whole light is as slim as pinky finger and the weight at only 0.46oz/13g.(3) Paired with brand new 5-sided glowing CSP LED, delivering a max output of 150 lumens and a soft, well balanced beam. (4) The ON/OFF and mode change are controlled by twisting the light head. Twist it slightly to turn it on for 5 lumens, a bit more for 150 lumens.