--- product_id: 541007895 title: "COOSPO Bike Speed/Cadence Sensor BK9 for Indoor/Outdoor Cycling, Bluetooth 5.0 ANT+ Wireless Cycling RPM Cadence Sensor,Compatible with Cycling Computers/Rouvy/Peloton/Wahoo APP" brand: "coospo" price: "VT7659" currency: VUV in_stock: true reviews_count: 13 category: "Coo Spo" url: https://www.desertcart.vu/products/541007895-coospo-bike-speed-cadence-sensor-bk9-for-indoor-outdoor-cycling store_origin: VU region: Vanuatu --- # ±1 RPM ultra-precise cadence IP67 waterproof for all-weather rides 300-hour battery life COOSPO Bike Speed/Cadence Sensor BK9 for Indoor/Outdoor Cycling, Bluetooth 5.0 ANT+ Wireless Cycling RPM Cadence Sensor,Compatible with Cycling Computers/Rouvy/Peloton/Wahoo APP **Brand:** coospo **Price:** VT7659 **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Elevate your ride with precision and power—never miss a beat on the road or trail! ## Quick Answers - **What is this?** COOSPO Bike Speed/Cadence Sensor BK9 for Indoor/Outdoor Cycling, Bluetooth 5.0 ANT+ Wireless Cycling RPM Cadence Sensor,Compatible with Cycling Computers/Rouvy/Peloton/Wahoo APP by coospo - **How much does it cost?** VT7659 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/541007895-coospo-bike-speed-cadence-sensor-bk9-for-indoor-outdoor-cycling) ## Best For - coospo enthusiasts ## Why This Product - Trusted coospo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pinpoint Precision:** Experience ±1 RPM accuracy to optimize every pedal stroke and crush your cycling goals. - • **Ride Rain or Shine:** IP67 waterproof rating means your sensor keeps tracking no matter the weather or terrain. - • **Seamless Connectivity:** Dual-band Bluetooth 5.0 and ANT+ ensure instant pairing with top apps like Peloton, Rouvy, and Wahoo. - • **Endurance-Ready Battery:** Up to 300 hours of uninterrupted ride time—train longer without worrying about power. - • **Tool-Free Universal Fit:** Magnet-free, hassle-free installation fits most bike frames for a sleek, professional setup. ## Overview The COOSPO BK9 Bike Cadence Speed Sensor delivers ultra-accurate ±1 RPM cadence tracking with dual Bluetooth 5.0 and ANT+ connectivity, compatible with leading cycling apps and devices. Its IP67 waterproof design and 300-hour battery life make it a reliable companion for all-weather training. Easy to install without magnets, it fits most bike frames, empowering cyclists to enhance efficiency and performance effortlessly. ## Description desertcart.com : COOSPO Bike Cadence Sensor BK9C, Bluetooth 5.0 ANT+ Cycling Cadence Bicycle RPM Sensor,IP67 Waterproof & 300H Battery, Compatible with Rouvy/Peloton/Wahoo APP/GPS Bike Computers : Sports & Outdoors Review: Accurate Dual-Mode Cycling Sensors - These COOSPO BK9 sensors are great sensors that provide precise measuring of both cadence and speed for cycling. Thanks to the dual Bluetooth 5.0 and ANT+ connectivity, they pair easily and quickly with a bike computer or phone, ensuring compatibility with popular apps like Rouvy, Peloton, and Wahoo. The IP67 waterproof rating and long 300-hour battery life make them highly reliable for both indoor training and outdoor riding. Review: Works, connects to garmin watch no problem. Repeat purchase. - Easy mount, claimed decent battery life is excellent. Very fast connect. Repeat purchase. ## Features - BK9C Cadence Sensor ±1rpm Accurate Measurement - Tracking and providing real-time cycling cadence data on your bike computer or cycling apps with CooSpo bike RPM cycling sensor BK9C. - Cycling Cadence Sensor - The number of revolutions per minute (RPM) you complete at a given speed. By learning how to increase and train your cycling cadence, or the rate at which you pedal, you’ll improve your cycling efficiency and allow yourself to pedal for longer, faster. - Dual Band Technology - Integrated with ANT+ and Bluetooth 5.0 capabilities, COOSPO RPM cadence sensors BK9C connect to cycling apps, cycling trainers, bike computers, and GPS watches. - Easy to Install (NO MAGNETS) - Universal fit fits most bikes and frame sizes. The Cadence sensor attaches to a bike’s crank arm. - 300 Hours Battery Life - COOSPO cadence sensor keeps 300 hours working time with CR2032 replaced battery. - Recommended APP - Work with App Rouvy/Peloton/Wahoo. WAHOO APP does NOT allow pairing 2 pcs of other brands’ cycling sensors at the same time. - Professional Technical Support - You can feel free to contact us for any problems and help needed, The CooSpo team will give you a satisfactory solution. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C9LY94NF | | Best Sellers Rank | #34,641 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #24 in Cycling Computers | | Brand | CooSpo | | Brand Name | CooSpo | | Color | BK9C Cadence Sensor | | Customer Reviews | 4.4 4.4 out of 5 stars (279) | | Date First Available | June 28, 2023 | | Included Components | COOSPO BK9 Cycling Cadence Sensor *1 | | Item Package Dimensions L x W x H | 3.54 x 2.83 x 0.67 inches | | Item Weight | 8 Grams | | Manufacturer | COOSPO | | Material | Plastic | | Measurement Accuracy | ±1rpm | | Measuring Range | 40 - 160 RPM | | Model Name | BK9C | | Mounting Type | Handlebar Mount | | Output Type | Digital | | Package Weight | 0.02 Kilograms | | Style | Modern | | Suggested Users | unisex-adult | | Warranty Description | 12 MONTHS | ## Product Details - **Brand:** CooSpo - **Item Weight:** 8 Grams - **Material:** Plastic - **Measurement Accuracy:** ±1rpm - **Style:** Modern ## Images ![COOSPO Bike Speed/Cadence Sensor BK9 for Indoor/Outdoor Cycling, Bluetooth 5.0 ANT+ Wireless Cycling RPM Cadence Sensor,Compatible with Cycling Computers/Rouvy/Peloton/Wahoo APP - Image 1](https://m.media-amazon.com/images/I/51V-1B11wvL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Accurate Dual-Mode Cycling Sensors *by T***R on December 11, 2025* These COOSPO BK9 sensors are great sensors that provide precise measuring of both cadence and speed for cycling. Thanks to the dual Bluetooth 5.0 and ANT+ connectivity, they pair easily and quickly with a bike computer or phone, ensuring compatibility with popular apps like Rouvy, Peloton, and Wahoo. The IP67 waterproof rating and long 300-hour battery life make them highly reliable for both indoor training and outdoor riding. ### ⭐⭐⭐⭐⭐ Works, connects to garmin watch no problem. Repeat purchase. *by P***R on January 29, 2026* Easy mount, claimed decent battery life is excellent. Very fast connect. Repeat purchase. ### ⭐⭐⭐⭐⭐ Great so far! *by S***Y on January 10, 2026* Love it so far! Easily set up to my Bluetooth for Apple Fitness and excited to finally see my cadence! Very small, fits my bike great, no issues with the band/strap so far. ## Frequently Bought Together - COOSPO Bike Cadence Speed Sensor BK9,Bluetooth 5.0 ANT+ Cycling Cadence Bicycle RPM Sensor,IP67 Waterproof & 300H Battery, Compatible with Rouvy/Peloton/Wahoo APP/GPS Bike Computers - CooSpo Bike Computer Mount, Out-Front Bike Computer Mount Compatible with Garmin,Wahoo,XOSS Bike Computer, Out Front Bracket Plastic Bike Computer Mount Adapter Base - COOSPO Bike Computer GPS Wireless, ANT+ Cycling Computer GPS with Bluetooth, Multifunctional ANT+ Bicycle Computer GPS with 2.4 LCD Screen, Bike Speedometer with Auto Backlight IP67 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/541007895-coospo-bike-speed-cadence-sensor-bk9-for-indoor-outdoor-cycling](https://www.desertcart.vu/products/541007895-coospo-bike-speed-cadence-sensor-bk9-for-indoor-outdoor-cycling) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-04*