Monitor your environment with precision using this advanced 3-in-1 Digital Decibel Meter, designed to measure noise levels, temperature, and humidity simultaneously. Crafted from durable ABS material, this versatile sound level meter offers a wide noise measurement range of 30dB to 130dB with high accuracy of ±1.5 dBA and a display resolution of 0.1 dBA, ensuring you receive reliable and precise data for effective noise control and environmental monitoring. Key Features: · 3-in-1 Functionality: Accurately measures noise levels, temperature, and humidity, providing comprehensive environmental data on a single device. · High Accuracy Noise Measurement: Offers precise sound level readings with ±1.5 dBA accuracy and 0.1 dBA resolution, ideal for assessing noise pollution in various settings. · Large Digital LCD Display: Equipped with a clear, backlit LCD screen for easy reading in low-light conditions, reducing eye strain while maintaining low power consumption and minimal radiation. · Long-Lasting Rechargeable Battery: Built-in 1600mAh rechargeable lithium battery supports up to 24 hours of continuous use after just 2 hours of USB charging, enhancing convenience and portability. · Wide Environmental Ranges: Measures temperature from 14℉ to 140℉ (-10℃ to 60℃) and humidity from 20% to 85%, enabling detailed climate monitoring alongside noise levels. · Compact and Portable Design: Lightweight and compact, perfect for use in offices, factories, schools, hospitals, and other environments where noise and climate control are essential. · Fast Sampling Rate: Provides quick updates every 1.5 seconds, ensuring real-time monitoring and accurate tracking of environmental changes. Specifications: · Item Type: Digital Decibel Meter · Material: ABS · Display: LCD Display (Backlit) · Noise Measurement Range: 30-130 dBA · Accuracy: ±1.5 dBA · Display Resolution: 0.1 dBA · Frequency Range: 50Hz-8.5kHz · Frequency Weighting: A · Temperature Measurement Range: 14℉-140℉ (-10℃-60℃) · Humidity Measurement Range: 20% - 85% · Sampling Time: 1.5 seconds · Battery: 1600mAh Rechargeable Lithium Battery (Built-in) · Charging Specification: 5V USB, 1A/2A Package Includes: · 1 x Digital Decibel Meter This reliable 3-in-1 Digital Decibel Meter is an essential tool for anyone needing accurate noise level, temperature, and humidity data. Its precision, long battery life, and easy-to-read display make it perfect for creating quieter, healthier environments at work, home, or in public spaces.