Using high-quality electronic components, corrosion resistance, sensitive signal response. Connect to other parts of the scooter, the signal response is sensitive, and it is hardly troubled by signal delay. Clear numbers and indications are displayed on the screen, allowing you to monitor the real-time status of the scooter. Easy to install, portable and , installation work requires no difficult instructions and special tools. for pro/ electric scooter 3.0 meter Material: plastic+metal colour: As shown Package Contents: 1 x Display instrument Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.