Blaze 2 watt Micro , compact design with 139 Lumens. High and low power beam along with Superflash mode. Up to 641610 flashing lowhigh hours runtime on 2AA batteries included. Superflash Turbo tail light, 1 Watt Power LED plus 2 red LEDs for visibility up to 1 mile. Attention grabbing Turbo flash pattern. Up to 100 hours of run time on 2 AAA batteries included. Optimized electronics yield greater durability and improved burn time and light output as batteries fade. Soft touch button has affirmative fell, even with gloves on.