Lezyne's Zecto Drive Auto is a low-profile, high-visibility light with three ultra bright LEDs and an innovative motion detecting system that automatically turns the light off (after three minutes) and on. Lightweight and durable composite matrix body with machined aluminum faceplate. Eight modes, including super-high-vis 80-lumen Daytime Flash mode. Intelligent Power Indicator displays battery life and provides side visibility. Convenient Micro-USB rechargeable design. Patented versatile 2-in-1 Clip-On System straps to bars or clips to loops.