This Polar M400 GPS Heart Rate Watch is the perfect fitness companion for anyone who loves to workout indoors or outdoors.  The watch is in perfect working condition, and the battery lasts several days.

With its sleek black design and a range of features, this watch is a great choice for runners, swimmers, and gym goers alike.

Record your sleep, monitor your heart rate, track your distance and average speed, set alarms, and review your data with ease. The rechargeable battery means you can take this watch with you on the go, while the wireless technology ensures you can stay connected even when you're out of range.