SNDWAY Handheld High Precision Noise Decibel Meter, Model:SW5231. Accuracy: + 1. 5dB(based on the standard sound source 94dB@1KHz) 2. Frequency response range: 31. 5Hz8. 5KHz 3. Dynamic state range: 50dB 4. Measuring range: 30~130dBA35~130dBC 5. Frequency weighting character : A weight and C weight 6. Numerical digit display: 4 digits,resolution 0. 1dB, sampling frequency 2 times second 7. Dynamic scale display: 1 scale equals 2dB or 1dB, sampling frequency 2 times second 8. Dynamic scale shift: 30~130dB,

bringing you a different visual experience

Galaxy Book Pro 360 13

40HQ: 1694 cartons * 40 pcs = 67760 pcs

Hands-Free Convenience: Say goodbye to tired arms and awkward positions

mobile phones

suitable for car washing

Interface: USB+Type-C

Add some sparkle to your night shots

Aluminum alloy deep wire cup design

freely adjusted according to the use scene

High-speed USB 3

durable and environmental