Experience precise environmental monitoring with our 3 In 1 Multifunctional Decibel Meter, combining a noise meter, thermometer, and hygrometer in one compact device. Crafted from durable ABS material, this versatile tool delivers accurate and stable measurements, making it ideal for various professional and personal applications. Key Features: · 3 In 1 Multifunctional Design: Integrates decibel meter, thermometer, and hygrometer to provide comprehensive environmental data in a single device, enhancing convenience and efficiency. · High Accuracy Sensors: Equipped with smart air semiconductor sensors for sensitive, precise, and stable readings of noise levels, temperature, and humidity. · Wide Application Range: Perfectly suited for classrooms, studios, transportation hubs, factories, construction sites, homes, offices, and more, ensuring reliable monitoring in diverse environments. · Built-In Rechargeable Battery: Features a 2000mAh lithium battery with a 10-foot USB charging cable for extended use and flexible placement without frequent battery replacements. · Durable ABS Construction: Made from high-quality ABS material that is sturdy, wear-resistant, and designed to withstand daily use, providing long-lasting durability. · Clear LED Display: Easy-to-read LED screen displays decibel levels, temperature, and humidity clearly, facilitating quick and accurate assessments. · Fast Sampling Time: Provides environmental readings every 1.5 seconds for real-time monitoring and timely decision-making. Specifications: · Item Type: 3 In 1 Decibel Meter · Material: ABS · Display: LED Display · Air Pressure Range: 12.5 PSI - 15.4 PSI · Sampling Time: 1.5 Seconds · Temperature Range: 14℉ - 140℉ · Storage Temperature: 14℉ - 140℉ · Relative Humidity Range: 20% - 85% · Charging: 5V, 1000mAh USB Charging · Battery: Rechargeable 2000mAh Lithium Battery (Built-In) · Size: Approx. 10.6 x 3.5 x 1.4 inches (26.92 x 8.89 x 3.56 cm) · Decibel Measurement Range: 30 - 130 dB · Accuracy: ±1.5 dB · Frequency Range: 50 Hz - 8.5 kHz · Frequency Weighting: A · Resolution: 0.1 dB This multifunctional decibel meter offers a reliable and efficient solution for monitoring sound levels, temperature, and humidity with high precision. Its robust design, rechargeable battery, and user-friendly interface make it an essential tool for professionals and everyday users seeking accurate environmental data.