30 Day Unconditional Guarantee
For Trek, Bontrager and Electra products, if for some reason you're not 100% happy with your purchase, you can return it within 30 days for a refund - no questions asked!
Know what's coming
The CarBack radar and rear light pairs with your smartphone or GPS cycling computer to alert you to detected vehicles and help you stand out on the road. With a simple mount that’s compatible with aero seatposts, a visible battery gauge, a compact profile and industry-leading visibility, CarBack is an easy choice for anyone looking to ride more confidently on shared roads.
Easy firmware updates
Download the Trek Accessory App and connect your smart phone and CarBack for added functionality and optimised connection and compatibility.
Get the app30-Day Unconditional Guarantee
If for any reason you’re not satisfied with a Bontrager or Trek aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.
Learn morePeruse the product manual
Whether you're looking for instructions on how to reset your cycling computer, charging guidelines for your light or anything in between, we're here to help. Click on the link to download the product manual.
Learn more| Battery | Li-Poly 3.7Vdc 2000mAh 7.4Wh |
|---|---|
| Milliampere-hour (mAh) | 2000mAh |
| Rechargeable | Yes |
| Charge time | 4 hours |
| Dimensions | 70 L x 50 W x 25 H (mm) |
| Waterproof Rating | IPX7 |
| Blendr compatible | Yes |
| Weight | 87g |