“The five spin bikes in my studio have been modified to generate electricity when pedaled,” says Surry Hills Boxing Gym owner Danny Morgan. ”A small generator attached to the front of the bike sends electricity directly back into the power grid through an inverter. The setup does not affect the performance of the bike.
“A person of average fitness can maintain between 50-100 watts when exercising at a moderate pace. The system is OHS (occupational health and safety) and energy Australia approved.” Read more here about Australia’s first eco gym.