- HIGH-ACCURACY TEMPERATURE AND HUMIDITY GAUGE: Experience precise measurements with a pre-calibrated sensor. Monitors indoor temperatures from +14.2ºF to +122ºF and outdoor temperatures from -40ºF to +158ºF. Humidity levels are tracked between 20% and 95%. Temperature accuracy is ±1.8ºF and humidity accuracy is ±5%. - MULTI-SENSOR DATA DISPLAY WITH EXTENDED RANGE: The Unni device utilizes patented wireless technology for reliable data transmission. Monitor up to three sensor locations within a 330 ft radius, with updates every 30 seconds. Ideal for keeping track of conditions in multiple rooms or outdoor areas. - REAL-TIME MONITORING AND ALERTS: Stay informed about both indoor and outdoor climates. The device features a comfort indicator, temperature and humidity alerts, daily maximum and minimum data tracking, and the option to switch between Celsius and Fahrenheit. A low battery indicator ensures you are always prepared. - USB & BATTERY POWERED WITH ADJUSTABLE DISPLAY: Power the device via USB for continuous backlight or use batteries for portability. The 4.5-inch display offers adjustable brightness settings (high, low, off) and presents information clearly in bold text. Designed for tabletop or wall mounting, it fits easily into any space. - APPLICATION SCENARIOS: 1. Monitor your greenhouse environment to optimize plant growth by tracking temperature and humidity levels. 2. Ensure comfort in your home by checking indoor climate conditions and adjusting heating or cooling as needed. 3. Keep an eye on your outdoor living spaces, such as patios or pools, to maintain ideal conditions for family gatherings.