Computer Part Garmin Speed & Cadence Sensor 2 Combo Data driven Easy-to-install wireless sensors transmit speed and cadence data via ANT+ and Bluetooth wireless technology. Monitor your speed and cadence as you ride with these easy-to-install wireless sensors. With no magnets or other exposed parts to line up, these sensors are easy to install, maintain and move between bikes. The Speed Sensor 2 attaches to the hub of either wheel and self-calibrates with your Garmin Edge cycling computer or compatible Garmin device. The cadence sensor 2 fastens to any size crank arm and measures pedal strokes per minute so you can get the most out of your training. Key Features Speed Sensor 2 attaches to the wheel-hub to give accurate speed and distance Cadence Sensor 2 fastens to non-drive side crank arm and measures pedal strokes per minute Transmits data via ANT+ and Bluetooth Syncs with Garmin Connect app, other training apps, and ANT+/Bluetooth compatible devices Speed Sensor 2 includes three rubber straps for universal fit Specifications Color Black/Dark Grey Size One size Gender unisex Intended User Age 12 years and over Battery Type Li-Ion 1450mAh 3.7 Volt Model Year 2026 Weight 96.16g