⒈Appearance size: 134x134x35mm;
⒉Shell material: ABS+PC, fire rating V-0;
⒊Installation Mode: Ceiling installation;
⒋Working voltage: DC9V~28V wide voltage;
⒌Static power consumption: 0.5W;
⒍Maximum power consumption: 6W;
⒎Dry contact: 4 channels, input type dry contact;
⒏downlink Communication: RS485;
⒐Uplink communication: WiFi;
⒑Main functions: Monitor the concentration of PM2.5 in the air, temperature,
Humidity, carbon dioxide (CO₂),
TVOC and other parameters.