Digital Thermo-Hygrometer, High Efficiency, Energy Saving, Humidity and Temperature Meter, Indoor Comfort Indicator, Compact

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[Ultra-High Precision Measurement]: Achieves stable measurement within a temperature error range of ±0.5-1.0℃ and a humidity error range of ±5%. Accurately grasp the comfortable humidity range (40-70%) recommended by the Ministry of the Environment. Data is updated in real-time, offering excellent sensitivity and accuracy. Ideal for preventing heatstroke and influenza, and for controlling mold and dust mites.

[Compact and Easy to Store]: Measuring only 45mm (height) x 45mm (width) x 15mm (depth). This mini thermometer and hygrometer fits anywhere (easily installed even in tight spaces). Simple design that can be used by just sticking it on, requiring no tools, wiring, or setup.

[Easy-to-Read Large Screen]: The characters on the LCD display are large and clear, making it easy to check from the living room or while doing chores. During rest or sleep, you can check the comfortable indoor environment without reaching out from bed. Anyone from the elderly to children can instantly read the values from a distance, and it offers excellent visibility even in dark places.

[Smart Expression Thermometer/Hygrometer]: This mini digital thermometer and hygrometer displays comfort levels with facial expressions. It shows three levels: a smile for humidity between 40%-70%, a caution symbol for below 40%, and a displeased face for above 70%. Smart analysis and instant response visualize comfort levels, supporting adjustments to humidifiers and dehumidifiers. Live in the optimal environment at all times.

[Energy Saving Optimization, Convenient and Practical]: This product uses an advanced low-power consumption chip and an optimized circuit design, achieving an astonishing ultra-long lifespan (8-12 months) with just one button battery (AG10). It minimizes the hassle of battery replacement and effectively reduces running costs. To enhance user experience, a dedicated insulating sheet is pre-installed inside the battery compartment upon product shipment. Simply remove the insulating sheet to power on, making it easy to use.