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Home / Thermo-hygrometers / 4G Temperature and Humidity Sensor with Mobile Remote Alarm and Data Logger for Greenhouses and Server Rooms

Attributes

Brand -
Category Machinery & Equipment / Thermo-hygrometers
Origin -
Connectivity 4G LTE (Global Bands)
Temperature Range -30°C to +70°C
Humidity Range 0% to 100% RH
Accuracy ±0.3°C / ±2% RH
Data Logging Capacity Up to 50,000 records
Battery Life Up to 2 years (standby)
Alarm Methods SMS, Email, App Push Notification
Display Type E-Ink Low Power Screen
Operating Environment Greenhouses, Server Rooms, Cold Chain Logistics
Dimensions 95 x 65 x 25 mm

6 reviews

A

Anonymous

Mar 19, 2026

Rating: 5/5

Reliable remote alerts

I was away on vacation and got an instant SMS when the humidity dropped too low in my plant room. Saved my rare orchids! The sensor is robust and weather-resistant.

A

Anonymous

Mar 19, 2026

Rating: 4/5

Great range, battery life as advertised

Using this in a large commercial greenhouse. The 4G signal is strong even in the back corners. Only giving 4 stars because the app interface could be slightly more intuitive, but functionality is solid.

A

Anonymous

Mar 11, 2026

Rating: 5/5

Perfect for my server room monitoring

Setup was incredibly easy. I plugged in the SIM card, and within minutes I was receiving temperature data on my phone. The alert system gives me peace of mind when the AC acts up.

A

Anonymous

Mar 11, 2026

Rating: 4/5

Good value for money

Compared to other industrial sensors, this is very affordable without sacrificing quality. The E-Ink display is easy to read in bright sunlight. Shipping via SF Express was super fast.

A

Anonymous

Mar 05, 2026

Rating: 5/5

Exactly what I needed

No WiFi needed which is a huge plus for our storage units. The historical data graphs help us identify trends over time. Customer support was also very helpful during setup.

A

Anonymous

Mar 01, 2026

Rating: 5/5

Essential for cold chain logistics

We use these for our pharmaceutical shipments. The data logging is accurate and the export feature makes compliance reporting very simple. Highly recommended for professional use.

5 FAQ

Q: What kind of battery does it use and is it replaceable?

A: It uses a high-capacity industrial lithium battery designed for long-term use. It is user-replaceable using a standard screwdriver when the low-battery alert triggers.

Q: Can multiple users access the same device data?

A: Yes, you can share device access with family members or colleagues through the app, allowing multiple people to receive alerts and view real-time data.

Q: Can I set different alarm thresholds for day and night?

A: Yes, the mobile app allows you to configure multiple profiles and schedule different temperature or humidity limits based on specific times of the day.

Q: Is the data stored locally if the 4G signal is lost?

A: Absolutely. The internal memory logs up to 50,000 readings. Once the connection is restored, it will automatically upload the missing data to the cloud.

Q: Does this device require a monthly subscription fee?

A: The device itself has no monthly fee, but you will need to provide your own nano-SIM card with an active data plan from a local carrier.

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