5 In 1 Air Monitor CO2 HCHO TVOC LCD Temp Humidity Alarm

Meet the 5 In 1 Air Monitor CO2 HCHO TVOC LCD Temp Humidity Alarm from meterk. This compact, multifunction device continuously tracks CO2, formaldehyde (HCHO), TVOC, temperature, and humidity in your living or working space. With an easy-to-read LCD color screen and a built-in 1200mAh rechargeable battery, you can place it anywhere—from a desk in your home office to a classroom, hotel room, gym, greenhouse, or warehouse. It helps you act quickly to maintain healthy indoor air quality, prevent stuffy rooms, and protect your comfort and health.

Benefits & Tips

• Clear, real-time readings: The LCD color screen shows CO2, HCHO, TVOC, temperature, humidity, and battery level for hassle-free monitoring, even in darker environments.
• Color-coded alerts: 4-color CO2 indicator (Green 0–799 PPM, Yellow 800–1199 PPM, Orange 1200–1599 PPM, Red 1600+ PPM) plus a buzzer that activates when CO2 exceeds 1500 PPM, helping you respond quickly.
• Portable and versatile: Compact 90 x 70 x 35 mm design with desktop or wall-mount options and a rechargeable 1200mAh battery, so you can monitor air quality anywhere.

Product specifications

• Color: Black or White (Optional)
• Material: ABS + electronic components
• Screen: LCD digital color screen
• Voltage: 5V DC
• Detection Principle: Semiconductor sensor
• CO2 detection range: 400–5000 PPM
• CO2 detection sensitivity: 1 PPM
• HCHO detection range: 0–0.6 mg/m3
• TVOC detection range: 0–2.0 mg/m3
• Temperature range: 0–50°C
• Temperature accuracy: ±1°C
• Humidity range: 0–99% RH
• Humidity accuracy: ±2% RH
• Charging port: Type-C, 500 mA
• Built-in battery: 3.7V 1200mAh lithium
• Item size: 90 × 70 × 35 mm
• Item weight: 107 g
• Package size: 14 × 9.8 × 4.8 cm
• Package weight: 168 g

Package includes:

• 1 × Air Quality Tester
• 1 × USB Cable (Type-C)
• 1 × User Manual (English, Japanese, Italian, German, Spanish, French)

Warnings / Reminders

• Please read the user manual carefully before use.
• Size and color may vary slightly due to manual measurement and lighting conditions.
• Avoid exposing the device to water or excessive moisture; use the Type-C charger with a suitable power source.

Language support

Manual language options: English, Japanese, Italian, German, Spanish, French.

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