Input: 5 V⎓1 A, Carbon Dioxide Range: 400 ~ 5000 ppm [±(50ppm + 5%)], Temperature Range: -10°C ~ 40°C (±2℃) / 14℉ ~ 104℉ (±3.6℉), Power Supply: Built-in Lithium Battery (2400mAh), Product Size: 98 × 90 × 40 mm, Humidity Range: 20 ~ 80 % RH (±5 % RH), Wireless Connection: Wi-Fi (only for 2.4GHz Wi-Fi network).
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Updated: 25-08-2025
Banggood
Warehouse in China.
Link: MoesHouse WiFi Tuya Smart CO2 Detector Temperature Humidity
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Price history (for all/most countries) for MoesHouse WiFi Tuya Smart CO2 Detector Temperature Humidity is here. The lowest price was: $25.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).