Whetstone 14 LED Flashlight with Bicycle Clip, Black 14 LEDs provide 16,000 MCD of lighting and last up to 80,000 Hours Waterproof with Anti-Slip design allow for use in tough weather conditions Durable yet light weight Aluminum construction Bicycle mount for securely attaches to your bike and is rotatable a full 360 degrees so you can adjust the light where you want it 3 AAA batteries (not included) provide up to 10 hours of continuous use