B30 is a newly designed high output bicycle light by Niteye. The B30 is machined from aerospace aluminum with HA III anodizing, and features 1x CREE XM-L U2 and 2x CREE XP-G R5 LEDs, and micro-chip control CC drive circuit all in one package. It also has a power display, so you will always know how much power you have left. With 4 levels of output, remote pressure switch (which can be mounted on the handle bars), you can safely control the light while riding. The B30 can reach up to 1000 lumens, with 3.5-40 hours runtime. The B30 will make your bike more safe and enjoyable.