Room Comfort Sensor- Technical Specifications

The Room Comfort Sensor is a compact indoor environmental monitoring sensor for measurement of temperature, humidity, light, CO2 concentration, and TVOC.

Room Comfort Senso provides the following key features:

Display the meeting room's environment data on the E-ink screen in real-time.
Sync the detected data to Yeastar Workplace web portal and Yeastar Room Display via LoRaWAN® network automatically.
Multiple display modes and clear emoticon to easily understand the comfort levels via the screen.

Specification

Model: Milesight¹ AM307

Feature	Specification
Measurement	Temperature	Range	-40°C - 85°C
		Accuracy	± 1°C
		Resolution	0.1°C
	Humidity	Range	0% - 100% RH
		Accuracy	± 3%
		Resolution	0.5% RH
	Light	Range	0-60000 Lux (Determine as 6 levels, 0-5)
	TVOC	Range	0-500 (IAQ Index)
	TVOC	Accuracy	±15%
	Carbon Dioxide (CO2)	Range	400 - 5000 ppm
		Accuracy	± (30 ppm, 3% of reading)
		Resolution	1 ppm
Display & Configuration	Display		4.2-inch Black & White E-Ink Screen
	Button		1 × Power Button + 1 × Reset Button
	LED & Buzzer		1 × Traffic Light Status Indicator + 1 × Buzzer
	Configuration		Mobile App via NFC
Data transmition	Protocol		LoRaWAN®
	Frequency		CN470/RU864/IN865/EU868/US915/AU915/KR920/AS923
	Tx Power		16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz)
	Sensitivity		-137 dBm @300bps
	Mode		OTAA/ABP Class A
Power	Power Supply		4 × 2700 mAh ER14505 Li-SOCl2 Chargeable Batteries or Type-C Port
Power	Battery Life		Around 3 Years (10 min interval)
Installation	On the flat surfaces with screws or 3M tapes
Dimension & weight	Dimension		100.8 × 114 × 22 mm (3.97 × 4.49 × 0.87 in)
Environmental conditions	Operating Temperature		-20°C - 60°C (E-Ink Screen: 0°C - 40°C)
	Relative Humidity		10% - 90% (non-condensing)

Yeastar officially expanded its footprint from communications to AIoT and video surveillance industries through the merger with Ursalink and Milesight in December 2020. The combination aims to create an unparalleled product portfolio and empower the next-generation smart solutions with the value of AIoT. ↩

Last update: May 17, 2023
Created: December 6, 2022

Author: carol