Sit down and exercise. Opti pedal exerciser has knob to increase/decrease tension Making it harder or easier to pedal. It measures time and calorie count so it must have a battery somewhere. Its not mine so I don’t know where or what size
It’s a bit dusty and will need a wipe over .
Pedal Exerciser (Thorpe St Andrew NR7)
This offer has been gifted to someone and is no longer available.