mo-fit heart rate monitor chest strap for garmin, apple, android, peloton, zwift, ant+ and most bluetooth 4.0 enabled fitness devices (m-xxl: 26”-39”) blue mo-fit the <b>mo-fit heart rate monitor chest strap</b> from engine design group accurately measures your heart rate in real-time with advanced, ultra-low-power consuming technology and precisely transmits your heart rate data wirelessly to your paired smartwatch, fitness tracker, smartphone and or tablet.<br>features: </p> <ul> <li>compatible with most gps fitness watches, fitness trackers, smartwatches, smartphones, tablets and exercise equipment equipped with ant+, and or bluetooth 4.0 ble including: garmin, apple watch, iphone, ipad, android, polar, peloton, coros, timex, samsung, and many more. </li> <li>compatible with hundreds of third party smartphone, smartwatch and tablet health and fitness apps including: zwift, heart graph, wahoo fitness, map my ride/ run, endomondo, runtastic, peloton, and many more. </li> <li>corrosion resistant materials help provide extra durability, to help ensure a long life of trouble free use. </li> <li>fully adjustable chest strap is easy to setup and use. fine weave provides fitted comfort and firm elasticity retention over its lifetime. strap adjusts from 26”-39” (66 x 99 cm) with a maximum stretch of 61” (155 cm). </li> <li>manufactured with durable, wear-resistant materials that won’t break, crack or tear. (water resistant: ip67, but not for swimming. <b>do not fully submerge electronic module in water</b>).</li></ul><br>our heart rate monitors are backed with a 100% satisfaction guarantee and an industry best 24 month warranty. <b>quality, built to perform and endure.</b> <br>guaranteed new, and warranty valid only if purchased from <b>engine design group</b> and fulfilled by amazon.<br><br> this product is intended for recreational sport use only. it is not a medical device and should not be used to replace a medical device. it is not intended to diagnose, monitor, treat, cure, or prevent any disease or condition. exercise may include some risk. always consult your physician before beginning any new exercise program.