LED Status

Receiver/Transmitter LED Status¶

ExpressLRS uses the LED to communicate the status of the transmitter/receiver.

The conditions and status LED are as follows:

Receiver Single Color LEDReceiver RGB LEDTransmitter RGB LED

	LED Indication	Status
	Solid on	Connected to a transmitter, or bootloader mode enabled
	Double blink then pause	Binding mode enabled
	Slow blink 500ms on/off	Waiting for connection from transmitter
	Triple blink then pause	Connected to transmitter but mismatched model-match configuration
	Medium speed blink 100ms on/off	Radio chip not detected
	Fast blinking 25ms on/off	WiFi mode enabled

	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
	No Light	Off or in Bootloader Mode

LED Color	2.4GHz Packet rate (Hz)	915/868MHz Packet rate (Hz)
Red	F1000	200
Yellow	F500
Yellow-Green	D500	100 Full
Green	D250	100
Cyan	333 Full
Light Blue	500	50
Blue	250	25
Blue-Purple	150
Purple	100 Full	D50
Magenta	50

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

LED Color	2.4GHz Packet rate (Hz)	915/868MHz Packet rate (Hz)
Red	F1000	200
Yellow	F500
Yellow-Green	D500	100 Full
Green	D250	100
Cyan	333 Full
Light Blue	500	50
Blue	250	25
Blue-Purple	150
Purple	100 Full	D50
Magenta	50