Mini LCD Digital Thermometer Hygrometer | Temperature Humidity Monitor for Incubator Aquarium

Keep a close eye on your environment with this compact LCD thermometer and hygrometer. It provides accurate temperature and humidity readings for incubators, aquariums, reptile tanks, and indoor spaces. The external probe lets you monitor conditions from a distance, making it easy to maintain the perfect climate for your plants, pets, or projects.

This digital monitor is designed for reliable, round-the-clock use. It displays both temperature and humidity clearly on its small LCD screen, so you can check conditions at a glance. The sensor updates every 10 seconds, giving you real-time data to react quickly to any changes.

Choose between a round or square panel to fit your setup. The round model offers added convenience with Celsius and Fahrenheit conversion and an adjustable display backlight. Both styles use simple button batteries and feature an external probe for flexible placement.

Whether you are hatching eggs, growing seedlings, or caring for tropical fish, this meter helps you create a stable and healthy environment. It is a practical tool for anyone who needs precise climate control without a complex setup.

Key Features and Benefits

- External probe sensor that lets you monitor temperature and humidity from a distance, so you can check conditions without disturbing your setup

• LCD digital display that shows both readings clearly, making it easy to see at a quick glance

• 10-second sampling period that provides fast updates, helping you respond to changes quickly

• Round model with Celsius/Fahrenheit conversion and display on/off function, giving you more control over your readings

• Compact size that fits into tight spaces, ideal for incubators, terrariums, and small enclosures

Who Is This For

- Reptile and amphibian owners who need to maintain proper temperature and humidity in their terrariums

• Aquarium hobbyists who want to monitor water and air conditions for fish and plants

• Incubator users hatching eggs who require stable temperature and humidity levels

• Plant growers starting seeds or maintaining a greenhouse who need accurate climate data

Usage Scenario

Mark recently set up a small incubator to hatch chicken eggs. He needed a way to keep the temperature steady at 99.5 degrees Fahrenheit and the humidity around 60 percent. He placed the probe inside the incubator and mounted the display on the outside. Now he can check the readings without opening the lid, which keeps the conditions stable. The round model lets him switch to Celsius when he follows online guides from other countries.

Micro Comparison

Unlike basic thermometers that only show temperature, this device tracks both temperature and humidity. Many digital monitors require a Wi-Fi connection or app, but this one works independently with just a battery. It offers a simple, reliable way to get accurate readings without extra features you may not need.

Specifications

Temperature Range: -50 to 70 degrees Celsius / -58 to 158 degrees Fahrenheit

Temperature Accuracy: plus or minus 1 degree Celsius

Humidity Range: 10 to 99 percent

Humidity Accuracy: plus or minus 5 percent

Humidity Sampling Period: 10 seconds

Display Type: LCD

Power Supply: AG13 button battery (not included)

Cable Length: 100 to 140 cm / 39.4 to 55.1 in depending on model

Mounting Hole Size: 46 x 27 mm / 1.8 x 1.1 in or 41 mm / 1.6 in diameter depending on model

Size Guide

Please allow 1-3 cm / 0.4-1.2 in difference due to manual measurement.

Package Includes

- 1 x LCD thermometer hygrometer (round or square model as selected)

• 1 x external probe with cable

Why You Will Love It

You get a reliable tool that helps you keep your environment just right. It is simple to set up and use, so you can focus on your plants, pets, or projects instead of worrying about the climate. The compact design fits almost anywhere, and the clear display makes it easy to read at a glance.

Questions and Answers

Question: Does this thermometer come with a battery?

Answer: No, the battery is not included. You will need to purchase an AG13 button battery separately.

Question: Can I use this in an outdoor setting?

Answer: This device is designed for indoor use. It is not waterproof and should be kept in a dry location.

Question: How do I switch between Celsius and Fahrenheit on the round model?

Answer: The round model has a button that lets you toggle between Celsius and Fahrenheit. The square model does not have this function.

Question: Is the probe waterproof?

Answer: The probe itself is moisture-resistant but not fully waterproof. You can place it inside an incubator or aquarium, but do not submerge it in water.

Question: How accurate is the humidity reading?

Answer: The humidity accuracy is plus or minus 5 percent, which is suitable for most general monitoring needs like incubators and terrariums.