Sound Level Meter with Large LCD Screen Wall-Mounted Digital Sound Level Meter Digital Sound Level Meter Decibel Monitor Sound Level Meter Measurement Range 30-130 dB with Audible Alarm

🔍 Tired of noise disrupting your factory, school, or neighborhood? This smart wall-mounted sound level meter offers precise, continuous, and completely autonomous acoustic monitoring—without compromising on clarity or reliability! ✅ Large, high-readability LCD screen: real-time display of sound levels (30–130 dB), with MAX/MIN/AVG indicators for immediate and intuitive monitoring. 🔔 Configurable audible alarm: instant alert when a custom threshold is exceeded—ideal for preventing hearing risks and ensuring compliance with ambient noise standards. 💾 Integrated automatic recording: continuous storage of acoustic data, perfect for regulatory reports, audits, or long-term analysis. 🔋 Ultra-flexible power supply: operates on battery (extended battery life) or mains power—stable wall mounting without electrical constraints. Imagine it mounted in a school hall: every morning, teachers can check at a glance whether the noise level remains within recommended limits for learning. In a factory, it discreetly signals an excessively noisy machine before an employee is exposed. Robust, silent, and built to last, this wall-mounted sound level meter combines professional-grade technology with ease of everyday use—a true acoustic sentinel, discreet yet infallible. Technical specifications: • Measurement range: 30 to 130 dB • Resolution: 0.1 dB • Accuracy: ±1.5 dB according to IEC 61672 • Display: Backlit LCD, 4 lines, large format • Built-in memory: Up to 32,000 stored readings • Power supply: AA batteries (4×) or 12V DC power adapter (included) • Dimensions: 220 × 140 × 65 mm • Weight: 850 g (without batteries) • Housing material: Reinforced ABS plastic, impact and UV resistant • Wall mounting: Bracket included with screws and wall plugs