LED Status
Transmitter Module LED Status¶
If fitted with an RGB LED, ExpressLRS uses it to communicate the status of the transmitter module.
The conditions and status LED are as follows:
| LED Indication | Status |
|---|---|
| Rainbow fade effect | Starting Up |
| Green heartbeat | Web update mode enabled |
| Blue heartbeat | Bluetooth joystick enabled |
| Red flashing 100ms on/off | Radio chip not detected |
| One Orange flash every second | No handset connection |
| Solid single color | Connected to receiver, color indicates packet rate |
| Fading single color | No connection to receiver, color indicates packet rate |
Receiver LED Status¶
Receivers with a single color LED communicate their status as follows:
| LED Indication | Status | |
|---|---|---|
 | Slow blink 500ms on/off | Waiting for connection from transmitter |
 | Fast blinking 25ms on/off | WiFi mode enabled |
 | Medium speed blink 100ms on/off | Radio chip not detected |
 | Double blink then pause | Binding mode enabled |
 | Triple blink then pause | Connected to transmitter but mismatched model-match configuration |
 | Solid on | Connected to a transmitter, or bootloader mode enabled |
Receivers with RGB LED show status as indicated below:
| LED Indication | Status |
|---|---|
| Rainbow fade effect | Starting Up |
| Green heartbeat | Web update mode enabled |
| Slow blink 500ms on/off | Waiting for connection from transmitter |
| Red flashing 100ms on/off | Radio chip not detected |
| Orange Double blink then pause | Binding mode enabled |
| Orange Triple blink then pause | Connected to transmitter but mismatched model-match configuration |
| Solid single color | Connected to a transmitter, color indicates packet rate |