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Details

  • All you need is the Topeak PanoBike app on your smartphone, which uses the iPhone's built-in GPS and accelerometers to trace your route and measure gradient and altitude
  • This accessory allows a very precise measurement of speed and cadence in real time, or it can record ride info without the phone present and sync with it later
  • Speed and Cadence Bike Sensor attaches easily on your chainstay or seatstay without scratching the finish
  • Bluetooth Smart algorithm extends battery time up to 1800 hrs. (5 years if you work out for 1 hr. per day) on the single included CR2032 battery
  • Optional accessories include the Topeak PanoBike Heart Rate Monitor and the Topeak PanoBike Mobile Power Pack, sold separately
  • Works with iPhone 4S/5 and iPod Touch with BLE 4.0

Imported.

View all Topeak Cycling Computers

REI membership

Specs

Best Use Cycling
Batteries CR2032
Wireless Yes

The REI Difference

100% satisfaction guaranteed

We stand behind everything we sell. If you are not satisfied with your REI purchase, you can return it for a replacement or refund within one year of purchase.

REI's guarantee doesn't cover ordinary wear and tear or damage caused by improper use or accidents.

If your item has a manufacturing defect in its materials or workmanship, you can return it at any time. See our limited warranty.

Gear & advice you can trust

At REI, we live and breathe the outdoors, and we're passionate about sharing our expertise with people of all skill levels. Whether you're new to the outdoors or a seasoned explorer, we'll take the time to understand your needs and help you find the right gear for you.

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*10% is typical but not guaranteed. Your refund is based on eligible purchases, which exclude REI gift cards, services, fees, REI Adventures trips, REI Garage, and discounted items. Learn more