ThorFire Keychain LED Flashlight Ultra Bright 155 Lumen Mini Keychain Pocket Size Torch Lighting Use CR123A or 16340 Battery KL03 This small but powerful(output 155lumen) LED keychain flashlight will easily light your way. Perfect for camping.A perfect backup light for car, backpack, pocket or purse . Small size fits perfect in pocket at only 2.7 inches long. One handed operation. Tail switch. 3 modes: High/Low/Strobe. ThorFire has other designs keychain flashlight . KL02:B0185J0958