6 in 1 noise meter and detector for real time, simultaneous of pm 1.0/2.5 and pm10, noise, temperature, and humidity with ±1.5 accuracy and 0.1dBA resolution, solving multi device switching issues for industrial grade environmental assessment Featuring ABS body with a rechargeable battery, this environmental monitor operates in 10°C to 50°C temperatures and covers a 31.5Hz~8.5KHz frequency ranges, ensuring good for long term data collection and analysis With built in data logging to store historical records and alarm alerts for exceeding preset thresholds in noise or PM2.5, this analyzers enables users to analyze trends and take proactive environmental measures Designed for factory workers, laboratory technicians, environmental agencies, and engineering teams, this device supports precise environmental control and needs across professional settings Suitable for scenarios like industrial workshops, outdoor inspections, quiet offices, hospitals, and noisy construction site, it adapts to 30 130dB noise levels for seamless environmental compatibility, Manufacturer: Fcnjsao