LironOutdoor Bike Light Set, Ultra Bright LED Headlight with Red LED Taillight, 2 Modes for Headlight and 6 Modes for Safety Tailight, Battery Powered EASY INSTALL - tool-less handlebar mount, quick-release mount for headlight and Taillight WEATHER RESISTANT - Our light support you to bike in the rain! ULTRA BRIGHT - 5 LED on the headlight and 5 LED on the taillight, bring enough brightness for you in the night MULTI PROGRAM - Our lights have different mode for your need. Catch more attention and more safe for your ride BATTERY POWERED - 4 AAA Batteries for the headlight and 2 AAA Batteries for taillight