It is cased in a cncrsquod aluminium body and powered by a high grade li ion battery exposures new daybright pulse pattern is designed to cut through the distractions of busy roads and visual noise in modern motoring and is visible from over a kilometre away even in the brightest of sunlight with the ability to run for up to 24 hours fuel gauge usb micro charging and a simple and secure qr mount the switch is great for the everyday commute in the box switch handlebar mount micro us