Throttle Potentiometer for the EV Rider Transport Folding Scooter Tires & Tubes Also note many 12 volt

Also note many 12 volt models used two 6 volt Power Wheel batteries

The back height is adjustable

Yuasa YT12B Battery

Here is a controller for the ActiveCare and Drive Medical Spitfire series mobility scooters

Throttle Potentiometer for the EV Rider Transport Folding Scooter Tires & Tubes Also note many 12 voltIf your scooter's potentiometer is worn out or malfunctioning, a replacement throttle potentiometer for the EV Rider Transport Folding Scooter is the cure. The throttle potentiometer is also known as the throttle pot, engager, or throttle switch. Faulty throttle potentiometers can lead to "jerky" motion while throttling, or no motion at all. EV Rider: HW 77126104