Mini Sound Pressure Tester Level Meter Digital Decibel Noise Measuring 30-130dB

Features: Backlight display Max/ Min hold function Easy to use, portable design Manual or automatic shutdown function Small and light, ideal tool to measure sound pressure Level in decibels (dB) Apply to factory, office, home, school, restaurant, hospital and construction site, etc Specification: Size: Approx. 15x4.7x2.5cm/ 5.9x1.85x0.98 " Measurement Range: 30~130 dB Accuracy: 1.5dB Resolution: 0.1dB Frequency Weighting: A Sample Rate: 2 times/ second Power: 3 x 1.5V AAA batteries (not included) Operating Temperature: 0 ~ 40 C Operating Humidity: 10 ~ 80 % RH Storage Temperature: -10 ~ 60 C Storage Humidity: 10 ~ 70 % RH Frequency Response: 31.5Hz ~ 8.5KHz Calibration Sound Source: 94dB @ 1kHz Microphone: 1/2 inch condenser microphone Package includes: 1 x Sound Level Meter Details pictures: