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ROCKBROS Bike Computer Wireless Cycling Computers ANT+ Bluetooth Bicycle Computer Mini Speedometer Odometer Waterproof 2.9inch LCD Screen GPS/BDS/Galileo Position System

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$4.99

$ 1 .99 $1.99

In Stock

About this item

  • 【Dynamic GPS/GLONASS/BDS/GALILEO Positioning】- Equipped with four satellite positioning systems, our bike computer offers higher sensitivity, greater accuracy, and faster positioning. The navigating chip, imported from Switzerland, ensures reliable GPS signal tracking of your route. By connecting the bike computer to your phone via Bluetooth, your journey is seamlessly synchronized with the app, allowing you to review the exact route you've taken for your ride.
  • 【ANT+ Sync Sensor and App】- Our bike computer supports simultaneous recording of various data, including speed, cadence, heart rate, power, route traveled, altitude, and more. By adding your Strava account to our app, you can effortlessly synchronize the data from your cycling computer. This feature enables you to closely monitor your workout data and gain a scientific training experience. (Search for "XOSS" in the Google Play Store or Apple App Store to download the app.)
  • 【2.9-inch Screen】- Our bike computer features a glare-free backlit 2.9-inch screen with FSTN technology, ensuring high visibility even in bright sunlight. The LCD screen automatically adjusts its brightness based on the sunrise and sunset times in different time zones, allowing for clear data reading day or night. The screen is made of high-quality tempered glass, free use without the risk of scratches. (Note: Please set the time zone for all functions to work properly when first using)
  • 【IPX6 Waterproof】- Our bike computer features a wireless and waterproof design, eliminating cable clutter on your handlebar. It is designed to withstand rain and can be used in any weather condition.
  • 【Large Battery & Fast Charging】- With a 1200mAh battery and our quick-charge chip, our bike computer offers fast and efficient charging. The battery can be fully charged in just 3 hours, providing a remarkable sustained working time of over 35 hours.



Product Description

bike computer
bike computer
bike computer
bike computer
bike computer

Order was as expected, the pants are well made
Reviewed in the United States on January 3, 2025
the product was very difficult to get to work, instructions were a challenge and the product appeared to be made by a company not familiar with cycling . I eventually purchased another brand with no issues at all.
RC
Reviewed in the United States on August 11, 2024
Using the HANDLEBAR RUBBER BAND mount, my first ride with this bike resulted in it being knocked off 2-3 times (once at speed when tapped by my knee, twice when laying the bike down to rest.)I was going to return it, but Rock Bros asked me to try the front mount.IT IS NIGHT AND DAY. The front mount is rock solid. WHY do they even sell this without it?Great support and I love it now.
Me
Reviewed in the United States on June 13, 2024
What I like the most is the light. Living in Vegas if you don't get up at 03 or 04 you will become a heat injury and the light is great prior to sunrise.I found it easy to set up and very accurate in its speed, distance and elevation calculations/readout.Great battery life and a nice big screen to boot!The out front mount is very durable and I purchased the heart rate monitor as well and it makes me feel like Iron Man a little bit (though my speed does not reflect that feeling sadly).Overall much more data than my previous computer and everything I wanted.Cadence and wattage is available as well, but I'm no pro so I don't need that data as far as I know.A "Hit" in my book and well worth the price!
C. Walbrun
Reviewed in the United States on February 21, 2024
If you don't calibrate your sensors then no device is going to work. This unit tracks heart rate (with a sensor you have to buy), Cadence (another sensor), Speed (another sensor), and power output (yet another sensor). Basically this is a computer that gathers data from (mostly) external sensors and puts it together. I love that the distance is slightly more accurate than my phone GPS or Strava since it counts the revolutions of my tire. It also gathers (without the need of external sensors) GPS map tracking data (but there is no display map). You can take that data and sync it to your phone for awesome video timeline playback of your rides. It gathers outside temp, though it seems a little high on average and it gather your current altitude.The battery life is excellent, it runs all day on a charge (I did a 170 mi sunrise to sunset ride and it wasn't close to dead). The only thing bad is lack of features. There's no on-screen GPS or route planning, for the price I don't think that it should include those though. This is a really great device to just track your rides and see your speed. Just make sure you look up the instructions listed in this store description. It can help you calibrate the device for your bicycle.
Michael P. Gibbins
Reviewed in the United States on December 24, 2024
Large screen, easy use functions and reliable. Had it for 3 rides so far without issues.
Mav
Reviewed in the United States on November 20, 2024
I was very impressed with this odometer. At just $45 it was ten times less expensive than a Garmin device that I bought six years ago. It has all the same functions and even a couple more. I am very impressed with the battery life. It's been lasting me about ten days, and I ride over an hour a day. I was afraid it was not compatible with the Garmin website, but I mereley export the GPX file from the Strava website so that I can import my activity to Garmin. The only function that I miss is a real time display of my average speed. I use that feature mostly. With this device, it only tells you the average at that moment. You have to keep going back to it to get an update. But I am pleased that the display is almost twice as large as one of my Garmin devices. See photo.
Bethany
Reviewed in the United States on October 4, 2024
Will not track distance or time
Jon G
Reviewed in the United States on April 24, 2024
Bought to replace a Wahoo ELEMNT Bolt that broke at its charging port and now longer powers up. At one tenth of the cost of the Wahoo, it's a bargain for sure. I was never happy with the Wahoos mapping functionality (basically you need an App - Strava or Kamoot to load a route to it from a computer or phone) so I rarely pre-planned mapped routes anyway. This ROCKBROS computer gives all the functionality that I relied on the Wahoo for - Speed, distance/duration of ride, Time of day, ambient temperature, connection status, battery life, lap counter, altitude, grade, total miles ridden Odometer, cadence (if you have added +ant sensor). Another positive, the battery life of the unit is MUCH better than with the Wahoo. Wahoo would have to charge after each ride day. This ROCKBRO unit lasts weeks at a time of daily riding! The included mounting system, lock ring mount with heavy duty rubber bands holds well and can be affixed in customizable ways (I put it over the top of the Wahoo mount. Also the computer unit comes in a rubberized protective sleeve that fits around the outside edges of the unit.Two negatives: 1) I believe it is run off of the BeiDou (Chinese) satellite constellation and coverage seems spotty at times. It will occasionally not pick up signal from the sky and show erroneous or no speed data. 2) The size and position of the text readouts is fixed and not adjustable. With my tired old eyes on a moving bike, I cant read certain fields. Pretty pleased with it though, overall.
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