Get the Garmin Forerunner 35 for just $169.99 (normally $199.99) through January 31, 2018. This is a great watch — perfect for daily runs, training and racing. It features built-in wrist-based heart rate as well as GPS that tracks your distance, pace, intervals and more. And since all these stats are captured by the watch, it’s all you need — no phone, no chest strap. Just put on Forerunner 35 and go.