The Cube Rear CMPT Helmet Light is a compact rear safety light for X-Lock helmets. Its twist-fit mount allows fast attachment and removal, while two light modes provide up to 80 hours of use. The IP44-rated body also protects the light from rain and road spray.Key Features and Benefits:X-Lock helmet fitting: The light fits helmets with an X-Lock mount and twists into place without tools. This secure system makes the light quick to fit, remove or move between compatible helmets.Two light modes: Choose steady mode for a constant rear light or flash mode for a pulsing signal. This lets you select the right setting for your ride and manage battery use.Long burn time: Steady mode runs for around 40 hours, while flash mode runs for around 80 hours. The long runtime reduces how often you need to replace the battery.Replaceable CR2032 battery: The included 3V lithium button cell can be changed in seconds. You can restore full power without charging cables or a long wait.IP44 splash protection: The protected housing resists water splashes from rain and wet roads. This helps the light work through changing riding conditions.Updated square design: The slightly larger square body is easy to handle when twisting the light on or off. Its clean shape also matches the latest Cube helmet designs.A helmet-mounted light places a rear signal higher than a standard bike light. This can support your visibility while keeping the unit clear of seat bags, mudguards and other fitted parts. Its long battery life and simple controls make it practical for regular rides.Complete your X-Lock helmet setup with a rear light that is simple to fit, easy to maintain and ready for wet conditions.Features:For Helmets with X-Lock mountIncludes CR2032 3V lithium battery2 light modesProtection class IP44Burn time:Steady: ca. 40 hFlash: ca. 80 h