Lumasense 30 Lumen Brake Light

The new Fabric Lumasense 30 Lumen Brake Light makes clever use of an accelerometer to increase brightness as speed falls. This results in a dual-purpose light that alerts traffic when you intend to slow down or stop. Compact, reliable & USB rechargeable. Designed to be mounted in multiple positions.
Width: 23mm
Length: 74mm
IPX5 water proof rating
Tough waterproof nylon case
Universal mount with rubber strap