OLIGHT I3E EOS LUXEON TX LED 90 lumens Miniature LED Flashlight Use AAA battery (Black) Using a high performance LUXEON TX LED which has a lifespan of 60,000 hours Paired with high quality PMMA TIR lens delivering a homogeneous beam Powered by a single AAA Alkaline battery. Maximum output of 90 lumens The versatile i3E fits easily into a pocket or bag, and can be connected to a keychain without adding significant bulk to your keys. Available in several colors including Silver, Copper, Black, Blue, Purple, Green, and Red.