Model No.:
Product Origin:
Brand Name:
Price Terms:
Payment Terms:
Certification:
Description:Heart Rate Monitor Ring Type (Item No. ID-501) 3-in-1 Functions : Heart rate monitor, Stopwatch and Clock 1.Continuous heart rate display from 30~250 bpm 2.Max/Min heart rate training zone with alert 3.10 hours count-up timer 4.Auto-shut off after 1 minute. 5.Battery 1 X CR2032 can be easily changed youself