Features: Affordable size for handheld Elastic probe for easy measurement DuPont wire-connected power supply development board learning board tool Tri-state display: high low level high impedance (disconnected) One-handed measurement convenient and... more
FY8862 Pen Type Digital Noise Meter 30db-130db Decibel Meter LCD Display Sound Level Meter Professional High-Precision Noise Tester Handheld Sound Detector Household Noise Measuring Instrument with Condenser Microphone The digital display is a 4-digit... more
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