Electronics

Bontrager's SpeedTrap Digital Speed Sensor conveniently plugs into any Bontrager fork with SpeedTrap technology for the ultimate in convenience. And, it wirelessly transmits speed data to your ANT+ cycling computer.

A simple, user-friendly cycling computer that displays speed, distance, and even calories burned. The Bontrager RIDEtime Computer gives you the ride metrics that matter most in a sleek, user-friendly package. A large, easy-to-read screen makes it simple to track your speed, time, and distance, and more! Product details - Intuitive one-button control with hands-free scroll mode - 2" screen size with easy-to-read digital display - Trek Certified Service reminders based on selected bicycle type - Key features include speed (current, avg., max.), distance (trip, total), time (clock, timer), and calories burned - Sensor includes magnet guidelines to simplify setup and installation - Includes mount, analog sensor, CR 2032 battery, and wheel speed magnet

An elegant ANT+ cycling computer that’s simple to set up, intuitive to operate, and has a large, easy-to-read screen. Know your ride Change the way you ride with the RIDEtime Elite Cycling Computer. It's easy to pair with compatible ANT+ sensors for real-time speed, cadence, and power data so you can target more productive workouts and better recovery rides. Simple setup and an intuitive one-button interface get you riding faster, while features such as auto start/stop and auto light control help you take charge of your ride. Product details - 2” easy-to-read screen features a programmable backlight and customizable tri-field display - Features auto start/stop, auto clear, and auto light control with customizable hands-free scan modes - Tri-field display lets you see three functions at once (speed, cadence, heart rate, power) - Displays Trek Certified Service reminders based on your selected bicycle type - Displays distance (trip/total), time (clock, timer), and calories burned - Track your speed, heart rate, power, cadence (current, average, max) - Includes sleek out-front mount and is also Blendr compatible - Requires ANT+ compatible sensor such as DuoTrap S or Interchange Combo Sensor - Battery: CR2032 (Coin) - Weight: 40g

STAY AWARE OF APPROACHING CARS This rearview radar pairs with your Edge bike computer or compatible smartphone to alert you of vehicles approaching from behind. - Reliable rearview radar lets you ride like you know what’s coming. - One radar. Multiple display options. Pair it with your compatible Garmin device, your phone or both. - Don’t have an Edge or other compatible device yet? No problem. The Varia app has you covered. - It’s small, it’s easy to mount, and it works with just about any bike. - Get more life out of your radar with up to 7 hours of battery life. MAXIMUM AWARENESS - Varia RVR315 rearview radar provides visual and audible alerts for vehicles approaching from behind up to 153 yards (140 meters) away. MULTIPLE PAIRING OPTIONS - This radar works seamlessly with your Edge bike computer or compatible smartphone as well as select Garmin wearables. WORKS WITH THE VARIA APP - This smartphone app helps you increase your awareness by providing graphics — plus tone and vibration alerts — to indicate the position and speed of approaching cars. THIRD-PARTY APP COMPATIBLE - When used with a compatible smartphone, Varia radar integrates with your favorite apps, such as Ride with GPS to overlay your maps with rearview radar alerts. COMPACT DESIGN - Easily mount this sleek, compact device on the seatpost of almost any road-use bicycle. The vertical design allows for better leg clearance and a perfectly comfortable ride. BATTERY LIFE - Time spent charging is not as good as time spent riding. Get up to 7 hours of battery life. In the box: - RVR315 - Mounting hardware - Power cable - Documentation

Know what's coming. Ride with extra confidence with Trek CarBack Radar Rear Light. CarBack's radar helps detect rear-approaching vehicles from up to 240m and provides audio and visual alerts through paired GPS head units for increased on-bike awareness. Built with integrated best-in-class Daytime Running Lights that are visible from up to 2km away, CarBack is a must-have for every cyclist riding on shared roads. - CarBack can detect and alert riders of rear-approaching vehicles from up to 240m away - Compatible with most cycling GPS computers - Pair CarBack with the Trek Accessory app to see a vehicle's rear-approaching and passing distance on your smartphone - Designed with focus, flash, and range to be Daytime-visible from up to 2km away - Four light flash modes: Day Flash 90LM, Day Steady 25LM, Night Steady 5LM, and Night Flash 5 LM - Visible fuel gauge LEDs make it easy to see CarBack's 7+ hour battery status - IPX7 waterproof rating to confidently ride through wet conditions - Includes Quick Connect Plus rear mount and USB-C charging cable