Finware 10 Pack Micro Light LED Keychain Mini Flashlight, Ultra Bright Key Ring Light Torch, Batteries Included [TWO MODES] ON/OFF Switch and Squeeze Button. [PATENTED] Unbreakable Micro Light. LED Shines For Over 1 Mile. 100,000 Hour LED Life. [SUPER BRIGHT] Mini Key chain Flashlights for Dog Light, Camping, Hiking, Safety Light or Emergency. [WATER RESISTANT] Easy to use. Batteries installed. Makes Great Gift. [SMALL AND LIGHT] About the size of a quarter, adds no bulk to keychain.