Adjustable Handlebars: Suitable for adults, ensuring a comfortable ride. Lightweight & Foldable: Designed for easy portability and storage. Foldable handlebars, can be adjusted in height in one-step. Mechanical Handbrake(disc/disk brake) & footbrake, effectively shorten the braking distance to ensure riding safety. Dual shock absorbers at the front and rear of the scooter, effectively relieving vibration and sublimating the riding experience. PU wheels, more robust, wear-resistant, stronger friction. It is recommended to regularly check and ensure that all fastening screws and nuts on the scooter are in good locking condition, with a minimum of one inspection per month. If any screw or nut is found to be loose or not properly locked, immediately cease using the scooter to prevent accidents. Loose fasteners may lead to structural instability, increasing the risk of accidental tipping or other safety incidents. Please strictly adhere to these maintenance guidelines to ensure your safety and the safety of others.