Description

Milesight GS301 LoRaWAN Bathroom Odor Gas Detector

Less Nasty Air. More Attentive Care.

• Detect NH3 & H2S with Higher Accuracy
• Wireless Deployment with up to 3 Years Battery Life
• Support LoRaWAN® & Milesight D2D Simultaneously
• Built-in Buzzer & Traffic Light Indicator for Alarming

Specifications

Model	GS301-915M
Protocol	LoRaWAN, Milesight D2D
Frequency	US915/AU915/AS923-1&2&3&4
Tx Power	22 dBm
Sensitivity	-137dBm
Mode	OTAA/ABP Class A
Ammonia (NH3) Detection Principle	Solid Polymer Electrochemical
Range	0 ~ 10 ppm
Accuracy	± 5% (-40 - 35°C)
Long-term Stability	1 % accuracy drift per month
Resolution	0.01 ppm
Hydrogen Sulfide (H2S) Detection Principle	Solid Polymer Electrochemical
Range	0-5 ppm
Accuracy	± 5% (-40 - 35°C)
Long-term Stability	1 % accuracy drift per month
Resolution	0.01 ppm
Temperature Range	-40 - 85°C
Accuracy	± 0.2°C
Resolution	0.01°C
Humidity Range	0 - 100%RH
Accuracy	± 2%
Resolution	0.5%RH
LED & Buzzer	1 × Status/Alarm Indicator + 1 × Buzzer
Button	1 × Reset/Reboot Button
Configuration	Mobile App via NFC
Advanced Feature	Milesight D2D Controller
Power Supply	4 x 4000 mAh ER18505 Li-SOCl2 Replaceable Batteries
Sensor Life	3 Years
Battery Life	Around 3 Years (10 min interval)
Operating Temperature	-40°C - 55°C
Relative Humidity	0% - 95% (non-condensing)
Ingress Protection	IP30
Dimension	120 × 85 × 32.5 mm
Material & Color	PC+ABS (Flame Retardant), White
Installation	Wall Mounting
Package Contents	GS301 sensor, QSG and mounting screws

href="https://resource.milesight.com/milesight/iot/document/gs301-datasheet-en.pdf" target="_blank">Datasheet

Quick User Guide