Walmart offers the offers the Pyle Heart Rate Monitor Watch
in Black, model no. PHRM38BK, for $22.13
. Opt for in-store pickup
to avoid the $4.97 shipping charge. (Amazon
charges the same with free shipping for Prime members.) That's the lowest price we could find by $4, outside of the mention below. This monitor is designed for cardiovascular training and includes a stopwatch, alarm function, LED backlight, and chest strap.
A close price: Staples
offers this for $22.19 with in-store pickup.