The Insta-Pulse® is water and shock resistant, with a durable polycarbonate plastic shell. It operates on a standard 9-volt battery and comes with a handsome storage case.
The floor and wall models of Insta-Pulse® are the most widely known and preferred heart rate monitoring instruments used by clubs, schools and fitness institutions around the world. Their patented and rugged design are made to withstand heavy traffic in the fitness club environment. These Insta-Pulse® models have been used by astronauts for fitness training.