SNDWAY Wall-mounted 30~130dB Large Screen Digital Display Noise Decibel Monitoring Testers, SW525B with Storage + USB, SW526A 18 inch Display, SW525G with Storage + USB Green temperature controller with sensor price · Auto Zero Facility

·       Auto Zero Facility

the Digital Analytical Balance is equipped with draft shields that minimize the impact of air currents

Humidity control is another crucial aspect of the bod chamber

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9KG Power 9V 6F22 Battery

SNDWAY Wall-mounted 30~130dB Large Screen Digital Display Noise Decibel Monitoring Testers, SW525B with Storage + USB, SW526A 18 inch Display, SW525G with Storage + USB Green temperature controller with sensor price · Auto Zero FacilityItem: SW525A(red light) SW525B(red light) SW525G(green light) SW526A(red light) 1. Screen size: 9. 6 inch (SW526A 18 inch) 2. Measurement range: 30 130dB 3. Accuracy: + 105dB 4. Frequency response: 31. 5Hz~8. 5Hz 5. Microphone: 6 mm condenser microphone 6. Digital display: 3 digits 7. Power supply mode: DC 5V 1A Micro USB interface 8. Working temperature and humidity: 0 ~ 40 degrees, 10% ~ 80% RH 9. Storage temperature and humidity: 10 to 60 degrees,