Experience precise and reliable sound measurement with this professional Digital Sound Level Meter, designed with a high-sensitivity sensor to deliver excellent accuracy across various environments. Engineered for non-contact noise testing, it provides quick and accurate results, making it ideal for automotive noise assessment, industrial equipment monitoring, and home noise evaluation. Key Features: · Professional Sensor for Superior Sensitivity and Precision: Ensures highly accurate sound level detection for trustworthy measurements. · Wide Frequency Range and Measuring Level: Covers 31.5Hz to 8.5kHz frequency range with a measuring level of 30-130dBA, suitable for diverse noise testing applications. · High-Intensity Backlight LCD Display: Offers clear visibility even in dimly lit environments, facilitating easy reading of sound measurements. · Energy-Saving Automatic Shutdown: Automatically powers off after 3 minutes of inactivity to conserve battery life and promote environmental friendliness. · Multiple Measurement Functions: Features fast time weighting, maximum and minimum hold, with 0.1dB resolution for detailed sound analysis. · Compact and Lightweight Design: Weighing approximately 111g (3.9oz) with dimensions of 155 x 50 x 25mm (6.1 x 2.0 x 1.0 inches), it is portable and easy to handle. · Durable Operation Conditions: Operates efficiently within 0-40°C temperature and 10%-80% relative humidity, with safe storage temperatures ranging from -10 to 60°C. Specifications: · Model: AS804 · Accuracy: ±1.5dB · Frequency Range: 31.5Hz to 8.5kHz · Measuring Level: 30-130dBA · Resolution: 0.1dB · Over Range Indication: LCD display shows “Over” · Time Weighting: Fast · Power Supply: 3 x AAA 1.5V alkaline batteries (not included) · Microphone: 1/2 inch Electret Condenser microphone · Operating Temperature: 0-40°C · Operating Humidity: 10%-80% RH · Storage Temperature: -10-60°C · Storage Humidity: 10%-70% RH · Weight: Approx. 111g / 3.9oz · Size: Approx. 155 x 50 x 25mm / 6.1 x 2.0 x 1.0 inches Package Includes: · 1 x Digital Sound Level Meter This Digital Sound Level Meter is an essential tool for professionals and enthusiasts requiring accurate noise level monitoring. Its high precision, wide measurement range, and user-friendly display make it a versatile instrument for automotive, industrial, and home noise testing needs. Save energy with its automatic shutdown feature while enjoying easy portability and dependable performance.