Description:? High intensity 5 LED bicycle head light ? Use for student， baby stroller， jogging， walking， bicycle， car emergency， horseback-riding， road emergency， camping， etc Features: 1.?5 LED bulbs with bright LED white light and water resistant. 2.?2 different operation models: flashing and steady. Multifunction: bicycle light， torch， diving， etc. 3.?Quick release bracket， easy to install. 4.?Power: 4 x AAA batteries (not included). 5.?Size: 9.5 x 3 cm (length and thickness)6.?The tail of this item can bolt any small items such as key’s rope