Great Wi-Fi temperature and humidity sensor dropped to 499 CZK! It can handle extreme environments too

Professional temperature and humidity sensors with Wi-Fi connectivity usually cost significantly more, especially if they can handle extreme conditions. However, the Qingping Temperature & RH Monitor Pro S is now on Alza for 499 CZK – exactly half the usual price. At this price, it’s worth getting several units at once, perhaps for every room or various locations in a warehouse.

Quick summary:
✅ Makes sense if you need to reliably monitor temperature and humidity remotely – whether in a greenhouse, warehouse, workshop, or at home.
⚠️ Consider if you’re just looking for a simple room thermometer without a smart app – for 499 CZK, you get a professional solution, but you need to account for initial setup via the app.
💡 For 499 CZK, it’s an unusually inexpensive entry into professional environmental monitoring with Wi-Fi and alerts.

Why this sensor is interesting

The Qingping Pro S is not a classic room thermometer for a shelf. It is a professional sensor designed for environments where precise values matter – greenhouses, food storage facilities, server rooms, wine cellars, or laboratories. It measures temperature (−20 to 50 °C), relative humidity (0–99.9%), and also atmospheric pressure. It connects via 2.4 GHz Wi-Fi and sends all data to the manufacturer’s app, where you can monitor it from anywhere.

Key feature: the sensor can automatically alert you when measured values exceed your set limit. Whether it’s too high a temperature in a warehouse or too low humidity in a greenhouse – you’ll receive a notification before anything gets damaged. The same applies to situations where the device disconnects from the network or its battery is running low.

Battery life and practical application

The sensor has a built-in rechargeable 2600 mAh lithium battery. The manufacturer states a standby time of approximately 283 days at 20 °C and an hourly upload interval. In practice, battery life will depend on the ambient temperature, Wi-Fi signal strength, and data upload frequency – in colder environments or with more frequent reporting, the battery will drain faster. The good news is that the sensor can also be powered via USB, so if you have an outlet nearby, it can run continuously without worrying about charging.

Installation is simple – the package includes an adhesive hook that you stick to the wall, and then hang the sensor on it. The entire device weighs only 129 grams with dimensions of approximately 7.7 × 7.7 × 2.8 cm, so it fits virtually anywhere.

What to watch out for

The sensor communicates exclusively via 2.4 GHz Wi-Fi – if you only have a 5GHz network at home or in your company, you’ll either need to switch or have a dual-band router. The manufacturer’s app is available in Czech and English, but the initial setup requires several steps (pairing, setting limits, reporting intervals). It’s not complicated, but someone who has never set up an IoT device will spend a little time on it.

The manufacturer also warns that the sensor is not intended for long-term operation in environments with humidity above 90%. This is important to know if you wanted to place it in a very humid greenhouse, for example – it can handle it short-term, but it shouldn’t be there permanently. And if you need to measure temperatures outside the −20 to 50 °C range, you’ll have to look elsewhere.

Verdict: who it’s worth it for at 499 CZK

If you operate a greenhouse, warehouse, workshop, server room, or simply want to keep track of temperature and humidity in your home with remote access and automatic alerts, for 499 CZK, this is a very good offer. Similar professional Wi-Fi sensors usually cost more. With a 50% discount from the original 999 CZK, it’s worth getting several units for different spaces.

Conversely, if you’re just looking for a simple thermometer for your bedside table without an app and without Wi-Fi, this will be an unnecessarily advanced solution for your needs.

Do you monitor temperature and humidity at home or at work? And if so, how?