A highly polished training ring that fits around your wrist. Made of heavy steel, the training ring weighs 2 lbs. each and is designed to strengthen your wrist, forearm, upper arm and shoulder. 5″ diameter. Sold individually, not in pairs.
Resolution goes from 1/100 sec. to 1 second after 30 minutes. Keep track of split times plus 1-2 fast finishes. Other functions include time (12/24 hr. mode), calendar (date, month, day of week), alarm and chime. Quartz accuracy. Shock resistant.