SNDWAY Wall-mounted 30~130dB Large Screen Digital Display Noise Decibel Monitoring Testers, Specification:SW525G with Storage + USB GreenItem: 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,

press the button again to turn off

Mini and portable

click ten times

Temperature range: 115-145 degrees Celsius

Invisible zipper safety and durability does not hurt the skin

Compatible and portable: Without any long cables and power supply

360-degree rotating holder makes it more convenient to use your phone

easy to store and not tiring to hold for a long time

5 inches without power accessories

Working and Entertaining

and sound more realistic

Silicone Case x 1