Brake Free Smart Helmet Brake Light Enhance your on-road safety with a clever, effortless upgrade. The Brake Free Smart LED Brake Light is engineered to boost your presence to other riders and drivers by illuminating brighter during any form of deceleration - be it through braking, engine braking, or downshifting. Mounted easily on your helmet and activated with a simple turn-on, this device uses sophisticated sensors and a unique algorithm to detect when you slow down. Ideal for every journey, from long-distance rides to navigating through busy streets, ensuring you're visible at all times. This updated version of the original Brake Free Smart Helmet Light features a Usb-C charger and is now available in white. Includes: Brake Free Smart Helmet Light unit 1 Universal helmet mount (standard size / radius) 1 XL helmet mount (oversized radius) Usb-C charging cable Quick start guide Installation template Alcohol prep wipe Fitment: Standard mounts provide a good fit on most helmets from 2XS to XL XL mounts provide a good fit on most helmets 2XL and larger All sizes for Sedici Strada II, Icon Airform and Ruroc Atlas work best with XL mount Shoei Rf-1400 helmets have a unique mount for best fit ( Brake Free Part #Bfrf1400Mt ) Features: Detects engine braking, downshifting and braking automatically Fully self-contained with sensors and batteries inside No apps No wires No connections to your motorcycle Easily transferable between helmets with purchase of additional mount 1 universal mount included 1 XL helmet mount included (for large or unique helmet shapes) Mounts with pre-installed 3M VHB automotive quality adhesive Fits most helmets out on the market 100 ultra-bright LEDs for optimal visibility 120-degree viewing angle Battery life 8-12 hours (depending on conditions) Rechargeable internal battery Usb-C charging cable included) Water-resistant (Ip65 rated) Dimensions: 3.3 H x 7.2 L x 1.2-1.6 W Weight: 7 oz