The product shell is made of ABS and metal components, featuring a liquid crystal display screen. Functions include battery indicator, headlight control, boost function, boost gear, speed display, subtotal mileage and total mileage, running time, metric to English unit conversion, and fault prompt. Applicable voltage: 24V, 36V, 48V, 60V. Designed for handlebar size 22.2mm. IP65 rated. Product appearance, text, and color may vary slightly between batches, but this does not affect functionality. Style: 6PIN Color: Black Material: ABS Package Contents: 1 x Instrument display S861 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 the color of the item shown in the picture compared to the actual product. Measurement error allowance is +/- 1-3cm.