Fenix E05R LED Mini Key Chain Flashlight, USB Rechargeable, Brightness: Up to 400 Lumens, Black, Total Length: 2.7 inches (68 mm)

The Fenix E05R Keychain Flashlight is a great flashlight to carry every day. Less than 3″ long and less than 1″ round, this flashlight only weighs 0.85 ounces (24g) making it a light weight option for your keys, pocket or purse.
Four brightness levels are accessed by pressing the side switch, and when you need extra power, hold the switch down for a quick burst of a very bright 400 lumens.
The built-in battery can be quickly charged by unscrewing the head to reveal the micro-USB charging port.
Built for any situation, this little light is built tough, making it impact resistant, dustproof and waterproof. Trust this mini flashlight for your every day needs.
Max output of 400 lumens, reaching 64 meters away.