Manufacturer Description

Stores Heart Rate Underwater and Forwards Data
  • Specifically designed for swimmers
  • Non-slip strap
  • Stores and forwards heart rate data to compatible devices
Example of Typical Uses
  • HRM-Swim:
    • Pool swims
    • Open water swims
    • Triathlon competition (pool swim), triathlon kit not required
    • Runs or bike rides as part of a multi-sport activity that includes a pool swim

Features

Physical Specifications
  • Unit dimensions (LxWxD): 23.0”-57.0” x 1.5” x 0.5” (58.0 - 145.0 x 3.8 x 1.2 cm)
  • Weight: 2.5 oz (72 g)
  • Module size: 29.4 x 51.4 x 8.5 mm
  • Module weight: 1.8 oz (51 g)
  • Size adjustment: Bi-fold
  • Sizing range: 23.0”-57.0” (58.0 - 145.0 cm)
  • Battery: CR2032
  • Battery life: 18 months (swimming 3 hours per week)
  • Water rating: 5 ATM
Additional
  • ANT+® heart rate: yes
  • Supports heart rate variability and advanced heart rate features: yes
  • 2.4 GHz ANT wireless communication protocol: yes
  • Running dynamics: yes
  • Stores and forwards heart rate: yes
  • Swim interval heart rate statistics: yes
  • Non-slip design for pool swimming: yes
  • Pool chemical resistent: yes