Noise meter, digital decibel sound level meter, 3-in-1 thermometer/hygrometer, large-screen indoor wall-mounted tester

This product is a decibel meter that detects noise, temperature, and humidity. It combines sensors that monitor decibels, temperature, and humidity in real time on its screen. Features: Automatic calibration function. Screen brightness can be adjusted manually. Different colors and facial expressions realistically depict the environment. You can place it on a table or hang it on the wall. Large screen for easy reading. High-capacity battery for long battery life. Specifications: Color: White Material: ABS Measuring Range: 30-130dB Detection Temperature: -10°C to 50°C Relative Humidity: 20% to 85% Battery: 3.7V, 2000mAh Item Size: 270 * 90 * 30mm / 10.6 * 3.5 * 1.2in Item Weight: 268g / 9.5ounce Package Size: 330 * 100 * 45mm / 13.0 * 3.9 * 1.8in Package Weight: 550g / 1.2lb Package Contents: 1 * Decibel Meter 1 * User Manual 1 * USB Cable 1 * Installation Tool Kit