This handy keychain is made of durable aluminum alloy and measures 3.3 inches in length and 0.6 inches in diameter, with a weight of 28g. The keychain features a LED white light that serves as both a flashlight and an emergency light. It also includes an infrared laser, both of which can be used for presentations or just to play with your pets. The keychain comes with a button battery and can be customized with your own logo.