Three in One Multifunctional Sound Level Meter: Designed to meet the needs of most consumers, this sound level meter combines necessary functions of sound, temperature, and humidity measurement. Large LCD Screen with Backlight for dB Readings: The digital sound level meter features a large, clear LCD screen with backlighting for easy viewing of measurements, reducing eye strain and enabling effortless reading even in low light conditions. Fast Slow and Weighted Measurements: Response time of 125 milliseconds in Fast mode; 1 second response time in Slow mode with +/ 1.5dB accuracy and 0.1dB resolution. The A weighting simulates the frequency characteristics of low intensity noise for environmental noise detection. Convenient and Portable Noise Meter: for various environments including noise engineering, product quality control, health monitoring, and therapy, this sound level meter is a versatile tool for inspecting, monitoring, controlling, and testing environmental noise levels. Versatile Applications: Suitable for individuals, households, businesses, educational setting, and industries, this sound level meter is a practical instrument for measuring, monitoring, and evaluating sound levels in a wide range of setting., Manufacturer: EDEDE