USB Ports Used For Charging The PhoneReal-time Battery Power Show Clearly And AccuratelyColor Full LCD Display & WaterproofAVG SPEED, MAX SPEED, SPEED(Real-time).Total Kilometer/Mile Distance , Time ,Speed and PAS Level Indicator<br> Speed display:AVG/MAX/REAL TIME SPEEDBattery Indicator:Reliable battery indicator9-level Assist:3/5/9 optionalMileage indicator:ODO/TIRP/CLOCK/TIMEUSB charging port:5V/500mABacklight:5 LeversWalking mode:6KMBrake Signal:On DisplayHeadlight/backlight:On/OffTemperature:suitable for low temperature Max -20degrees CelsiusScreen:High-contrast 3.2 inch IPS colorful matrix screenButton:Ergonomic external button design easy to operateDistance Display:Kilometer/ Mile, Can be set according to your habits.Mileage Indicator:Odometer/Trip distance/ Clock/ Riding timePower Indicator:Real time power indicator , digital or analog or CurrentSoftware Upgraded:Software can be upgraded through UARTOther:Error code indicatorNote:Do not plug in or unplug this display when the power to the unit is on.Avoid collisions.Protect the display's membrane to provide water resistant performance.Do not attempt to reset parameters if the display is not working.Installation:Install the display and button control on the handlebar and adjust its location. Plug it into the controller with power off.Colour:As ShownMaterial:plastic<br> Package Contents:1 * Colorful Screen Display P850C Speedometer<br> 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.