- Precision Temperature and Humidity Monitoring: Our high-accuracy gauge is pre-calibrated for exceptional performance. It measures indoor temperatures from 14.2ºF to 122ºF and outdoor temperatures from -40ºF to 158ºF. Humidity levels are monitored from 20% to 95%, with temperature accuracy of +/-1.8ºF and humidity accuracy of +/-5%. - Wide Transmission Range: Equipped with advanced wireless technology, this monitor transmits data up to 328 feet (100 meters) every 30 seconds. Easily keep track of temperature and humidity levels in multiple locations around your home or office. - Real-Time Climate Insights: Stay informed with real-time updates on indoor and outdoor conditions. Features include a switchable °C/°F setting, a comfort indicator, outdoor alerts for temperature and humidity, daily maximum/minimum data, and a low battery indicator. - Flexible Power Options and Display: Power the device via USB for continuous backlight or use batteries for portability. The 4.5-inch display features adjustable brightness settings (high, low, off) for easy visibility. Its compact design allows for tabletop or wall-mounted placement, ensuring convenient access. - Practical Applications: Use this gauge to maintain optimal conditions in your greenhouse, monitor your baby’s nursery, or ensure a comfortable environment in your living space. With its reliable performance, you can effortlessly track the climate in any area you care about.