LCD DIGITAL SOUND LEVEL METER NOISE MEASURING INSTRUMENT IN SOUTH AFRICA

Features: Wide measuring range: 30-130dB. Fast/Slow response and Maximum hold function. Equipped with sponge ball. Auto power-off after working 2 minutes(power on normally); if you press the switch button for 3s, it will not power off unless you press the button again. AC/DC analog signal output. Power supply: USB interface or 4 * AA batteries. Portable, easy to use and handy instrument for sound quality control in factory, office, home, school and construction site. Specifications: Measuring Range: 30-130dBA or 35-130dBC Accuracy: ±1.5dB Resolution: 0.1dB Frequency Range: 31.5Hz to 8.5KHz Level Range: 30~80dB, 40~90dB, 50~100dB, 60~110dB, 70~120dB, 80~130dB, 30~130dB Linearity Weighting: 50dB Frequency Weighting: A/C Digital Display: 4 Digits Sample Rate: 2 Times/sec MAX Hold: "MAX" Over Indication: OVER/UNDER Time Weight: FAST/SLOW Microphone: 1/2inch Electret Condenser Microphone Power Supply: 4 * 1.5V AA Batteries(not included) or USB 5V 100mA Operation Environment: 0-40 ℃ 10-80%RH Storage Environment: -10-50℃ 10-80%RH Dimension: 230 * 70 * 35mm / 9 * 2.75 * 1.38in (L * W * H) Weight: 269g / 9.48oz Package Size: 29 * 14 * 6.5cm / 11.4 * 5.5 * 2.56in (L * W * H) Package Weight: 459g / 16.19oz Package List: 1 * Sound Level Meter 1 * Sponge Ball 1 * USB Cable 1 * CD 1 * User Manual (English)