Mini Round LCD Thermometer & Hygrometer — Portable Temperature and Humidity Tester (45.2mm)

Compact round LCD thermometer-hygrometer designed for monitoring swimming pool conditions or other environments. The clear display shows temperature across a wide span from -50 to 70 degrees, and humidity readings cover 10%-99% for comprehensive moisture monitoring. The unit’s sensor refreshes quickly with a humidity sampling cycle of 10 seconds, providing near real-time updates. Measuring 45.2mm in diameter, the slim profile fits neatly in tight spaces around your pool area or indoor locations. Power is supplied by two LR44 button batteries (not included); batteries are installed easily by pushing open the battery cover for quick replacement.