Idle alert - Reminds you to move when you've been inactive for too long. Smart alarm - Wake up feeling refreshed-at the right moment in your sleep cycle. 10-day battery - Track every last step (and nap) without running out of juice. Water resistant...

$129.00
 
$13.32 
$13.32 as at 03:17 UTC. (Details)

Includes comfortable fabric chest strap for accurate, continuous heart rate. For best results, thoroughly moisten the chest strap with water prior to workout. Click here for a larger image FT4 Heart Rate Monitor The FT4 heart...

$99.95
 
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Never stop moving with Fitbit Flex. Wear this slim, stylish device all the time and get the motivation you need to get out and be more active. It tracks steps, distance, and calories burned and shows you how you're stacking up against your daily...

$99.95
 
$93.94 
$93.94 as at 12:06 UTC. (Details)