Use Buydig coupon code HEALTH1
Buydig has this refurbished Garmin Forerunner 405 Heart Rate Monitor for $139 after instant savings. Shipping is free. Apply the coupon code to drop the price down to $129. It features a high-sensitivity GPS receiver, has 8 hours of battery life, is water resistant up to 1 meter for 30 minutes and an easy-to-read display.