Zhengzhou Bee IoT Technology Co., Ltd

The YF109 series sensor is a high-performance, compact indoor environmental monitoring device that simultaneously monitors multiple environmental parameters, including PM2.5, PM10, temperature, humidity, light, CO₂, atmospheric pressure, TVOC, formaldehyde, and ozone. The YF109S model features a 4.2-inch e-ink display, allowing users to view various environmental data in real time. This series of sensors utilizes LoRaWAN® wireless communication technology, offering advantages such as long transmission range and low power consumption. It can also be connected to third-party IoT platforms for remote monitoring and data management. The YF109 series is suitable for a variety of indoor scenarios, including offices, classrooms, research laboratories, and medical wards, enabling comprehensive air quality monitoring and intelligent management. Product Features:  Integrated sensors for humidity, temperature, CO₂, light, atmospheric pressure, PM2.5, and PM10.  Supports multiple display modes for easy on-screen monitoring of environmental comfort levels.  Supports battery or DC power supply.  Equipped with an indicator light and buzzer to indicate device status and threshold alarms.  Local storage of historical data and support for data retransmission to prevent data loss. Compatible with standard LoRaWAN® gateways and network servers. Model Description Model Product Category YF109 Battery-powered LoRaWAN Indoor Air Quality Sensor YF109(S) Battery-powered LoRaWAN Indoor Air Quality Sensor (with display) Technical Parameters Model YF109 Series Electrical Parameters Working Voltage 1) 4 2700 mAh ER14505 lithium-ion batteries 2) Type-C power supply (5V/1A) Communication Protocol Standard LoRaWAN® protocol Working Frequency Band 470~510MHz (Multi-band optional: RU864/IN865/EU868/US915/AU915/KR920/AS923-1&2&3&4) Network Access/Working Mode OTAA/ABP Class A Screen 4.2-inch black and white e-ink screen/without screen Buttons Power button & Reset button LED Light 1, red, orange and green Buzzer 1 Interface 1 USB Type-C interface Configuration method USB Type-C interface Reference dimensions 114x114x24 mm Environmental parameters Operating temperature -20°C~60°C (E-ink screen: 0°C~40°C) Operating humidity 0~99%RH (non-condensing)