Key benefits Accurate environmental monitoring: tracks temperature from 1070 C (50158 F) and humidity from 10% to 99% RH with precision of ±1 C and ±5% RH, helping you maintain comfortable and safe conditions. Clear backlit display: a 3.9 x 3.9 inch screen provides easytoread indicators for temperature, humidity, time, and comfort levels, even in low light. Realtime updates: professionalgrade sensors deliver current environmental conditions instantly, enabling timely adjustments. USB rechargeable power: 150 mAh rechargeable battery with USB charging support for convenient, corded or cordless use. Specifications at a glance Temperature range: 1070 C (50158 F) Humidity range: 10% to 99% RH Accuracy: ±1 C and ±5% RH Display: backlit screen, 3.9 x 3.9 inches, showing temperature, humidity, time, and comfort level Power and charging: 150 mAh rechargeable battery, USB charging Practical applications Nursery, bedroom, or living space: monitor and maintain a stable environment for better sleep quality and overall comfort. Office or data area: quickly assess ambient conditions to keep occupants comfortable and protect sensitive equipment from humidity swings. Storage areas such as kitchen pantries, wine cellars, or greenhouses: ensure stored items stay within safe temperature and humidity ranges to preserve quality and longevity.