1. Portable design Ideal for incubators, brooders, cigar boxes, crawling boxes, and other places where temperature and humidity levels need to be monitored. Compact and lightweight for easy transport and placement without adding bulk. 2. precision display Indoor Thermometer Hygrometer with temperature measurement accuracy of ±1°C under normal conditions and humidity accuracy of ±5% RH. Clear readings help you quickly assess environmental conditions. 3. accuracy This indoor outdoor hygrometer thermometer measures temperature and humidity every 10 seconds. Temperature range: 50°C to 70°C, ±1°C. Humidity range: 10% RH to 99% RH, ±5%. Provides uptodate data with reliable, consistent performance. 4. Compact to carry Includes 10 pieces of mini rectangle hygrometer thermometers with batteries included. Small size and light weight keep overhead minimal, and the quantity supports daily use and replacements as needed. Use scenarios In incubators and brooders to maintain stable incubation conditions for eggs and hatchlings. In cigar boxes and other small projects that require precise climate control for product quality or preservation. In crawling boxes and small animal enclosures to monitor temperature and humidity during care, transport, or maintenance.