This Digital LCD Mini Thermometer Hygrometer is a compact, battery-powered temperature and humidity meter designed for quick ambient monitoring in DIY builds and everyday environments. The module uses an integrated sensing element and a low-power LCD driver to present relative humidity as large, easy-to-read digits, with temperature displayed simultaneously in a smaller field. The black bezel and panel-style form factor make it well suited for embedding into project boxes, control panels, 3D-printed enclosures, incubators, greenhouses, storage bins, and tool cabinets where you want a simple local readout without adding a microcontroller or external power supply.
This Digital LCD Mini Thermometer Hygrometer is a compact, battery-powered temperature and humidity meter designed for quick ambient monitoring in DIY builds and everyday environments. The module uses an integrated sensing element and a low-power LCD driver to present relative humidity as large, easy-to-read digits, with temperature displayed simultaneously in a smaller field. The black bezel and panel-style form factor make it well suited for embedding into project boxes, control panels, 3D-printed enclosures, incubators, greenhouses, storage bins, and tool cabinets where you want a simple local readout without adding a microcontroller or external power supply.
The unit is a self-contained measurement module: sensor, signal conditioning, and display are integrated into one device. It continuously samples ambient air at the sensor opening and updates the LCD at an interval that varies by module revision. Because it is battery powered, it is commonly used as a “drop-in” indicator for environments where running wires is inconvenient. The LCD layout prioritizes humidity visibility (large % value) while still providing temperature on-screen at the same time. The temperature unit shown on many revisions is °F (as commonly printed on the display), but this can vary by batch; verify the on-screen unit marking on your specific module.
For best results, mount the module where air can circulate around the sensor opening and avoid placing it directly against heat sources, cold surfaces, or in direct sunlight, as these can skew readings. If embedding into an enclosure, ensure there is a vent path so the sensor measures the target air volume rather than trapped internal air. Because specifications such as measurement range and accuracy can vary by revision, validate performance against a known reference if you need tighter control (for example, incubation or material storage). Battery life depends on display refresh behavior and battery type; replace the battery when the LCD fades or readings become unstable.
1x Digital LCD Mini Thermometer Hygrometer (battery included)
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