Used but good condition, needs battery The Garmin Speed Sensor is a sleek black unit designed for cycling enthusiasts. It features GPS sensors and provides cadence measurements in both decimal and imperial systems. This waterproof sensor is compact, with a length of less than 30 mm, and runs on batteries for convenient use. Made by the trusted brand Garmin, this speed sensor is a useful tool for tracking your cycling speed and performance in English language settings.
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