
MiaoMiaoCe
MMC Temperature Humidity Sensor Smart Linkage Indoor Hygrometer Thermometer PM2 5 HCHO Air…
Mi Home compatible
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MMC Temperature Humidity Sensor Smart Linkage Indoor Hygrometer Thermometer PM2 5 HCHO Air Quality Tester Work With Mijia App
Full product name
MMC Temperature Humidity Sensor Smart Linkage Indoor Hygrometer Thermometer PM2 5 HCHO Air Quality Tester Work With Mijia App
Product information
MMC Temperature Humidity Sensor Smart Linkage Indoor Hygrometer Thermometer PM2.5 HCHO Air Quality Tester Work With Mijia App
Please Note
(1) The HCHO version cannot detect PM2.5.
Main Features
Works With Mijia APP
Electronic Ink Screen
Temperature Display
Humidity Display
Type-C Charging
High Precision Sensors
Product Parameters
Name: Miaomiaoce Air Quality Detector (HCHO version)
Product model: MHO-H301
Input power supply: DC 5V1A
Battery model: 2500mAh rechargeable lithium battery
Wireless connection: Wi-Fi (2.4G)
Formaldehyde measurement range: 0~1.200 mg/m³
Temperature measurement range: 0℃~60℃
Humidity measurement range: 0%~99% RH
Operating temperature and humidity: 0℃~50℃, 10%~90% RH
Using atmospheric pressure: 70kPa~106kPa
Transportation and storage temperature and humidity: -20℃~50℃, 10%~95% RH
Transportation and storage atmospheric pressure: 50kPa~106kPa
Name: Miaomiaoce Air Quality Detector (PM2.5+HCHO version)
Product model: MHO-H501
Input power supply: DC 5V1A
Battery model: 2500mAh rechargeable lithium battery
Wireless connection: Wi-Fi (2.4G)
Formaldehyde measurement range: 0~1.200 mg/m³
PM2.5 measurement range: 0-999μg/m³
Temperature measurement range: 0℃~60℃
Humidity measurement range: 0%~99% RH
Operating temperature and humidity: 0℃~50℃, 10%~
Using atmospheric pressure: 90% RH, 70kPa~106kPa
Transportation and storage temperature and humidity: -20℃~50℃, 10%~95% RH
Transportation and storage atmospheric pressure: 50kPa~106kPa
Packing List
1 × Air Quality Detector
1 × Charging Cable
1 × Product Manual
Key characteristics
- Mi Home app
- Compatible
- Battery
- 2500 mAh rechargeable lithium battery
- Humidity range
- 0–99% RH
- Listed variants
- MHO-H301 (HCHO) / MHO-H501 (PM2.5+HCHO)
- Power input
- 5 V / 1 A
- Temperature range
- 0–60 °C
- Wireless connectivity
- Wi-Fi 2.4 GHz




