KT LED890
Simple LED button display for KT controllers. No screen — uses LED indicators for battery level and button presses for PAS level control. The most basic and cheapest KT display option. Power on/off, PAS level up/down, and light control only. Limited parameter access compared to LCD models. Best for builds where simplicity and low cost are priorities. Compatible with all KT controllers.
In brief: E-bike display. Protocols: KT (Kunteng). From $13.
Specifications
- Protocols
- KT (Kunteng)
- Light Control
- Yes
- Phone Charger
- No
- Bluetooth
- No
Ports & Connectors
Controller Cable
UARTDisplay
1Battery +
2Ground
3UART TX
4UART RX
5High Beam





