Garmin Edge 840 Sensor Bundle
sku# 150ED840B
Powerful tools for riding and training Garmin's Edge 840 cycling computer packs impressive features and a touchscreen interface into a state-of-the-art cycling computer. But to really take advantage of its tools to improve speed and endurance, you need the data provided by this Edge 840 Sensor Bundle. With the included heart rate monitor, Edge 840 tracks your heart rate, letting you train in the proper heart-rate zone to optimize your workout.