1. Metal rear brake for S1 electric scooter;
2. Very easy to install or replace the rear brake. Don't forget to take off the insulating strip on rear brake after you get the electric scooter;
3. The rear brake is just an emergency equipment for the electric scooter. Do not use your foot stepping on it to brake in normal condition, use the red brake valve instead;
4. The taillight on the rear brake will be on when the scooter is moving;
Please Note : If the rear brake of your electric scooter is metal,please buy a metal rear brake. Plastic rear brake and metal rear brake are not universal.