2 in 1 wall mounted thermometer hygrometer Measures temperature from 20 to 50 C and relative humidity from 0 to 100% RH for comprehensive indoor and outdoor monitoring. Clear visibility design Large, easy to read dial with bright numbers and a distinct red indicator tube Readable at a glance, with a compact overall size of 240 x 64 x 13 mm Crafted from ABS plastic for lasting durability Mechanical battery operation Wall mounted design provides continuous temperature and humidity readings without batteries Eliminates battery replacement and remains reliable when not exposed to severe vibrations Space saving construction Compact white unit measuring 24 x 6.4 x 1.3 cm Ideal for any room, office, garden or laboratory without occupying valuable space Material and performance ABS plastic housing for durable everyday use Designed for straightforward mounting and dependable environmental readings Practical use scenarios Home: living room, kitchen or hallway to monitor comfort and maintain appropriate conditions Office or classroom: track ambient conditions to support occupant comfort and equipment performance Garden shed, greenhouse or laboratory: monitor humidity and temperature to protect plants, tools, or experiments Key attributes at a glance 2in1 function (temperature and humidity) Wide measurement ranges (20 to 50 C; 0100% RH) Battery, mechanical operation Compact, wallmount form factor in white Durable ABS plastic construction