Elegant design for city and sharing eBikes.
Integrated display into the stem, small screen with full indication function. Optional functions for both personal riding and eBike sharing projects.
116mm * 42mm * 197mm
Battery, Headlight, ODO, PAS Level, Speed, Trip, Trip Time, Walk Assistance, Watt
CAN BUS, LIN, UART
25.4mm, Integrated Stem
24V, 36V, 48V
CE, EN15194:2017, IPX7, RoHS
To ensure the best performance of your e-bike, please read through the JUST TWO product introduction carefully before use. This user manual covers: Hardware installation, setup, and normal operation. It will also help to limit any confusion and assist in you resolving any malfunctions.
Just-Two housing material is made from PC plastic with a working temperature range of -20℃ to 60℃. The color can be either white or black. This material ensures the good mechanical performance of the product.
JUST TWO shows items as below:
Do not plug in and plug out the display when it is working.
Avoid being hit
Send display to after-sales instantly once find faulty
This model integrates stem and display as one unit. So please fix it with the bike frame when assembly. Then connect the display and controller with plugs.
There is a vibration switch inside the battery, so the system can be started by vibration, without any button on display.
After power on the display, it shows real-time speed as default. It shows in turn as below: riding, duration, single trip, ODO, energy burned.
When the battery is full, 5 bars are all on. When the battery is short of power, the frame of the sign will flash. It means the battery is under voltage, which needs to be recharged immediately.
The display is with a USB port, used for mobiles, outputting of 600mA. When the bike is rented, please connect the display and cell phone by cable to enable charging and the indicator will be on.
At any state, disconnecting will end the charging.
When you stop the bike and lock it, the display will show the locking state by the flashing sign.
After power on the display, it shows the remaining distance as default, to warn the riders of the remaining range.
When the electric system is working wrongly, the display will show an error code. Only when the faulty is fixed, it will exit the faulty working interface
Error code list and definition:
|21||Abnormal current||check whether 3 phases are short circuit|
|22||Throttle fault||check whether the throttle goes back to the initial stage|
|23||Lack of motor phase||check whether the wiring layout is ok;
check whether the phase wire is connected to the controller properly
|24||Abnormal hall sensor of the motor||controller without hall: check the layout of the phase wire
controller with hall: check the layout of the phase wire
|25||Brake defect||check whether the brake goes back to normal position before powering on|
|30||Abnormal communication||check whether the display and controller are connected|
Note: Here is a more general error code for different e-system for your reference.
Q： Why can’t turn on the display?
A： Please check if the cable is well connected to the controller.
Q： How to deal with the error code display?
A： Contact the e-bike maintenance station in time.
The following circumstances are not covered by the Warranty.
This operating instruction is general-purpose software (version V1.1). Some of the versions of the e-bike LCD may have slight differences, depending on the specialized display.
We will email you within 1 day with the suffix “@topeparts.com”.