The HTC-1 Indoor Digital Multi-Function Thermometer Hygrometer is a versatile and user-friendly device designed for monitoring home environmental conditions. It features a large LCD screen that simultaneously displays real-time temperature, humidity, and time3. With a temperature range of -10°C to 50°C (14°F to 122°F) and a humidity range of 10% to 90% RH, it provides accurate readings with a temperature accuracy of ±1°C and humidity accuracy of ±5% RH1.

This unit also includes practical functions such as a calendar, alarm clock, and hourly chime3. It records maximum and minimum temperature and humidity values6, and allows switching between °C and °F5. Powered by a single AAA battery, it is ideal for use in homes, offices, kitchens, baby rooms, and greenhouses13. Its compact design supports both tabletop and wall-mounted placement6.

The HTC-1 helps create a comfortable and healthy indoor environment by allowing users to track and respond to changes in air conditions easily.