Why choose us?
We're confident you'll love our products, which is why we offer 100% free shipping on most items and a 100% satisfaction guarantee.
Don't like something you bought? Tell us, and we'll be happy to issue a full refund.
Everything works perfectly, RR intervals transmits
Great quality. I had one just like it, but it failed me after 2 years of use.
Great sensor, use in the sacred with polarbeat. Shows the heartbeat correctly, it is practically not felt on the body. Pleased with the color. Red)
Quick delivery. Excellent quality.
Works as expected. With a phone and a harp clock.