http://nitecore.com/goods_detail.php?id=27
Features:
· Incorporated with one Nichia LED
· Maximum output of 12 lumens
· Maximum runtime of up to 21 hours
· Simple User Interface
· Ultra compact body convenient for one-hand operation
· Titanium alloy bezel for more durable
· Customized diamond-shaped anti-roll rugged design ensures user a batter handgrip
· Lightweight design, only 17g (without battery)
· Various colors available
Specifications:
LED: Nichia LED
Material: Aero grade aluminum alloy
Finish: HA III Military grade hard anodized
Battery: One AAA battery
Dimensions: Head diameter 14.5mm, total length 73mm
Weight: 17g (without battery)
Waterproof: IPX-8 standard waterproof (2 meters)
Not a bad looking little keychain / long runtime /gift light
pink blue black gold aqua