Features: (1) Display Function: Speed display, power-assisted gear display, power indicator, fault prompt, mileage, single trip mileage, headlights, and single driving time display. (2) Control/Setting Function: Power switch control, headlight switch control, 6Km/h boost control, wheel diameter setting, speed limit setting, meter sleep setting, backlight brightness setting, voltage setting. (3) Harness: Red (P+) meter power cord; Blue (VCC) electric door lock wire; Black (GND) negative wire; Green (RX) Meter data receiving; Yellow (TX) Meter data transmission. (4) Meter Setting Function: Long press the up and down buttons of the meter to enter the meter settings. P01: Backlight brightness, level 1 is the darkest, level 3 is the brightest. P02: Mileage unit, 0: KM; 1: MILE. P03: Voltage level: 24V, 36V, 48V. P04: Sleep mode setting: 0 means no sleep; other numbers indicate sleep time, range: 1-60 minutes. P05: Power assist gear 1-9. P06: Wheel diameter: unit in inch; precision: 0.1. P07: Number of speed magnets: range: 1-100. P08: Speed limit: speed percentage range 0-100%, 100 means full speed. P09: Reserved function, non-configurable. P10: Drive mode setting: 0: Power-assisted drive (throttle disabled). 1: Electric drive (throttle enabled, pedal assist disabled). 2: Power-assisted and electric drive both active. P11: Assist sensitivity setting range: 1-24. P12: Assist intensity setting range: 0-5. P13: Power-assisted magnet type setting: 5, 8, and 12 magnets. 5 and 8 are for single Hall sensors. 12 is for dual Hall sensors. P14: This function is not available. P15: This function is not available. P16: ODO reset setting: Long press the up button for 5 seconds to reset ODO. Features: For Ebike Placement on Vehicle: Handlebar Color: Black Material: Plastic Package Contents: 1 x Display Note: Light reflection and different displays may cause the color of the item to appear slightly different from the real thing. Measurement allowed error is +/- 1-3cm.