Made of high-quality material, providing high strength and durability. Easy to install and remove without damaging the scooter; securely and reliably fixed. Compact size, adding no extra burden to the scooter. Product appearance, printed text, and colors may vary between batches, but this does not affect functionality. Important note: This product uses UART Protocol. Please confirm that your electric scooter's instrument protocol is compatible before purchasing. Type: QS-S4 LCD Display Color: Black Material: Plastic Package Contents: 1 x Meter Note: The package includes only the items listed above; other products are not included. Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1-3 cm.