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Understanding the LED Indicator on Your AirGradient Open Air
Understanding the LED Indicator on Your AirGradient Open Air
Setup & Normal Operation
| LED Behavior |
What It Means |
What You Should Do |
| 2 very fast blinks + pause (repeating) |
Device is ready for WiFi setup |
Connect to the device using your phone |
| Solid ON |
You’re connected to the WiFi setup portal / BLE setup portal |
Follow instructions to your WiFi name and password |
| OFF |
Device is trying to connect to your network |
Wait a few seconds |
| OFF |
Connected to WiFi, now reaching the server |
Wait — this is normal |
| 2 slow blinks (once) |
Everything is working (WiFi + server OK) |
No action needed |
| OFF (most of the time) |
Device is running normally |
Nothing — this is expected |
Error Indicators
| LED Behavior |
What It Means |
What to Check |
| 3 fast blinks + pause (repeats) |
WiFi connection failed |
Password, signal strength, network name, 2.4 GHz WiFi |
| 4 fast blinks + pause (repeats) |
No server connection |
Network connection |
| 5 fast blinks + pause (repeats) |
Sensor/config issue |
Contact support if it persists |