H6C:Horizontal mid-mounted VA coloration LCD demonstrate High-definition demonstrate answer with full lamination technology. More agile, more three-dimensional, larger show space. Size: 71 Function: battery indicator; headlight control; broaden function; increase gear; pace display Display; subtotal mileage/total mileage; running time, metric conversion, fault prompt Communication: UART Applicable handlebar size: 22/25/28/31 Voltage: 24V/36V/48V/60V (24V-60V adjustable) USB charging: 5V/500mA Due to various batches, there may be differences within the appearance, color, and printing of the product, which would not affect its use Color: Black Material: plastic Specification: 5PIN Package Contents: 1 x LCD Display Only the above equipment content, various item should not included. Note: Light mirrored image and assorted reveals may cause the color of the thing within the picture a bit of various from the real thing. The dimension allowed error is +/- 1-3cm.