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$43.99
Minhe SCD40 SCD41 for-CO2 Carbon Dioxide Gas Sensor Gas Detect Module, with Temperature and Humidity Detection, 400-2000 ppm Range, Low Power PCB Board, I2C Digital Interface(SCD40)
★★★★★
$43.99
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1
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About this item
- [Reliable and Accurate] Measures CO2-concentration from 400 to 2000 ppm with reliable performance for consistent indoor air quality assessment and monitoring.
- [All-in-One Monitoring] Built-in sensors detect carbon dioxide, temperature, and humidity simultaneously, providing comprehensive environmental data for your projects.
- [Easy Integration] The digital I2C interface allows for simple connection and seamless data reading with microcontrollers like for Arduino, for ESP32, and for Raspberry Pi for smart home systems.
- [Low Power Operation] Consumes less than 0.4mA average current, making it suitable for battery-powered devices and applications requiring long-term use.
- [Wide Application] Perfect for enhancing indoor air quality monitoring, HVAC system control, smart home automation, and school or office environmental sensing projects.
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Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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