Features: Ultra Bright LED Keychain Flashlight: The keychain LED flashlight offers 12 lumens handy close-up LED light, it can be the easiest nearby emergency light to get. Tiny and Lightweight and Safe LED Keychain Light: The size of the keychain LED flashlight is like a quarter, It's only 0.25OZ weight. It's very convenient to attach to the keychain, dog collar, zipper, backpack, hiking or camping devices and so on. It's very convenient for you to carry with it everywhere, have the keychain light, have the safety with you. Two Easy Use Methods: (A)Instant Key Light: Slightly pinch the middle of the keychain flashlights with your two fingers to activate instant light; (B)Continuous Light: Slide the On/Off Switch to turn on or turn off the mini LED keychain flashlight. Replaceable CR2016 Batteries: The mini keychain flashlight is installed 2 x CR2016 batteries, usually it gives you up to 12 hours of continuous use. When the power of the batteries are running out, you can replace the CR2016 batteries yourself. Great Gifts for Lighting Effect: 6 PCS key ring flashlight are included in the package. They are also perfect for night party, Christmas, Halloween, and outdoor activities. Specification : Light Source Type: LED Light Color: Cool White Output Luminous: Flux 12 lumens Mode: 1 Mode/Single Mode, (On/Off) Battery Configuration: 2 X CR2016 Batteries (batteries are included) Flashlight Shell Color: Black Size(Length*Width*Height): 1.61" x 0.91" x 0.28"/4cm x 2.3cm x 0.7 cm Material: Hard Plastic Weight: 0.25OZ/7g Package include: 6 X Cool white light keychain flashlight-Black Shell 1 X User manual