Compatible with all Timex Digital 2.4 Heart Rate Monitors and BodyLink Systems featuring ANT+ technology. Provides continuous heart rate data, slim sensor design, water resistant (not meant for underwater use) and a user replaceable battery (CR2032 - included with transmitter).
Digital transmission eliminates cross-talk and interference
Transmitter detaches from sensor for hand washing
Adjustable strap fits most body types
Water-resistant to 30 Meters (heart rate data unavailable under water)
Product Reviews for Timex T5K420M8 Digital 2.4 Flex Tech Chest Transmitter