LeexGroup&reg;10x Protable Colorful Columbia Mini LED Flashlight Torch Light Carabiner Keychain Outdoor for Hiking Climbing etc. ---Dimension: 15mm x 60mm; ---Powered by : LR41 x 4 ( included); ---Color:Black/Silver/Purple/Red/Blue; ---Package includes: 10 x Mini LED Flashlight Touch (Randomly); ---Waterproof and shock proof design, easy to deal with the wild bad environment;