LifeSpan Fitness Digital Heart Rate Ring

HR-Ring Features: -Includes: Pulse ring, storage case, spare battery, Lanyard with safety lock, Multi-lingual instructional manual, size reducing insert (ensures one size fits all). -Heart rate ring. -Convenient and automatic, providing you with a continuous reading of your heart rate. -No wires, no chest straps, no contact points to touch. -Simply put it on your finger and press start. -Quickly and easily program your minimum and maximum target heart rate zone and workout time. Product Type: -Measurement device or training aid.