Overview: This product is a set of flashlight keychain. It made of and aluminium alloy material for durable and use. Creative and unique design makes this keychain more chic and attractive. You can carry around when there is an unexpected blackout or just as a small decoration. It is also a perfect gift choice for your family members or friends. Specification The middle tube is 1.3CM. The head is 1.8. The total length is 7cm. The length of the button is 11.5cm. The battery is lr44. The total product is 17g. Aluminum shell has blue/black/red/white/4 colors, please leave a message if there is color requirement, otherwise the color will be shipped randomly. Material: Aviation aluminum alloy Battery: It adopts 3 AG13 button batteries, which are cheap and easy to replace. Range: 5 meters or more With ultra-high brightness and new technology light bulbs, the lamp life can reach 100,000 hours, which can easily illuminate the entire corridor and is super energy-saving. It can also be equipped with a button battery for emergency use. Package Content : 1x Mini Keychain Light