RZ Mini Sound Digital Diagnostic-Tool Automotive Microphone GM1352

Brand Name: RZ High-concerned chemical: None Battery Included: Yes Origin: Mainland China Measurement Range: 30 - 130 dB is_customized: Yes Model Number: GM1352 Certification: CE Certification: RoHS Function 1: MAX/MIN/Lock current value Function 2: LCD backlight display Function 3: Manual / Auto power shut off Battery supply: 3*1.5V AAA batteries (not included) Frequency response: 31.5Hz~8KHz Frequency weighting: A Usage: Measure the sound level