The watch has a track running mode, though, which is nice. The Amazfit Cheetah Pro can automatically detect 25 strength exercises, including sets, reps and rest time. It can also provide a muscle ...

Amazfit Helio Ring buyers can get $150 off if they buy it with T-Rex Ultra, Falcon, or Cheetah Pro smartwatches ... pair the smart ring with devices running Android 7.0 and above and iOS 14.0 ...