Caution: 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. Type: Display Fits For: for Mid Drive Motor / Hub Motor Material: ABS colour: black Package Contents: 1 x Display 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.