Description | The Garmin Speed Sensor 2 makes tracking your speed effortless. With its magnet free hub mounted design, this compact wireless sensor installs in seconds and provides consistent speed and distance data whether you are riding outside or putting in miles on the indoor trainer. It connects through both ANT Plus and Bluetooth, allowing seamless pairing with Garmin Edge computers, cycling apps, smart trainers and compatible fitness devices. Once set up, the sensor automatically calibrates and keeps recording even when you ride without a head unit. The built in odometer helps you track cumulative distance for maintenance scheduling. Light, reliable and easy to move between bikes, the Speed Sensor 2 is an essential upgrade for riders who want accuracy without complication. Features | Wireless speed sensor with no magnets required Mounts directly to the hub of either wheel Provides accurate speed and distance indoors or outdoors Dual band connectivity through ANT Plus and Bluetooth Automatic calibration with Garmin devices Built in odometer tracks lifetime mileage Easy to install and swap between bikes Specs | Model Speed Sensor 2 Brand Garmin Connectivity ANT Plus and Bluetooth Low Energy Mounting Universal mount hub Battery CR2032 replaceable coin cell Odometer Yes, internal Wireless Range ANT Plus and Bluetooth compatible devices Weight Approx. 17 gr Use Road Gravel Mountain Indoor