Features: Displays current heart rate zone readings. Features heart rate zone alert function: Heart Rate Monitor beeps and icon flashes when heart rate is below or above target training zone. Tracks calories burned. Stopwatch timer counts up to 29hr 59min 59sec with 1/100th second precision. 12/24-hour clock with alarm function and calendar. EL backlight for easy viewing in lowlight conditions. Water resistant (up to 164 feet/50 meters) and shock resistant (up to 3 feet/1 meter). Requires one CR2032 batteries (included).

Manufacturer: OREGON SCIENTIFIC INC. Sold Individually. Heart Rate Monitor Watch Oregon Scientific heart rate monitor watchIncludes vibration alert Monitors fitness levels, heart rate readings, calculates calories burned, and alerts you when you exceed y

The Polar Cadence Sensor is wireless and allows you to monitor your pedal cadence as you ride. After completing the workout, download your cadence graph along with heart rate and speed graphs. Maintain the right cadence for those high spin workouts!

The Polar Speed Sensor is compatible with the Polar S-520i, S-610, S-625X, S-710, S-720, and S-725 Heart Rate Monitors. The Polar Speed Sensor is a wireless sensor measuring cycling speed and distance via a magnet rotating on the front or the rear wheel depending on the sensor. The Polar Speed Sensor is shipped with a Polar Bike Mount.

The Polar Transmitter is the most advanced unit on the market today. The transmitter is truly the "heart" of the heart rate monitor. The Polar Transmitter utilizes a one-piece design that encases all of the electrical components inside the unit.The Polar Transmitter is the only true 100% waterproof unit available today.No battery compartment or o ring seal to cause leaking and failure.No exposed electronics to cause corrosion.Low power consumption technology means long battery li

Quartz movement, Target training zone, Heart rate monitor chest strap included, Month/day/date displays, Alarm, Stopwatch, Backlight, Stainless steel back, 30 meters/99 feet water-resistant

This transmitter is specially designed for use with NuMetrex(r) heart monitoring fitness apparel. If you own a Nike(r), Reebok(r), Oregon Scientific(r), New Balance(r), High Gear(r) or Acumen(r) heart rate monitor, this transmitter is a suitable match. It will also interface with most gym-quality cardio equipment.

Allows mounting of your Polar heart rate monitor or any wristwatch to any bicycle handlebar.

Your Suunto X3HR watch went dead during your workout today, so get the X3HR Battery to get it back in action. Don't miss a single day of training with your Suunto X3HR Heart Rate Monitor Watch.

Features: Elastic strap for Heart Rate Monitor. For Forerunner 305 Heart Rate Monitor.