Type: Sound Level Meter Display: 53 x 41mm. Power: 1.5V Battery (LR6) x 4 Range: 30 – 130dB Accuracy: ± 1.5dB Frequency: 31.5Hz – 8000Hz Frequency Weighting: A & C Sampling Rate (Fast): 8 times Sampling Rate (Slow): 1 time Data Storage: 63 Analog Output (AC): 0.707rms full scale; Output Impedance: Around 600 Analog Output (DC): 2rms full scale; 10mV/dB; Output Impedance: Around 100 Certificates: CE, RoHS Brand: UNI-T Country of Origin: Taiwan Features: Powered by batteries or external power source.

Data hold LCD backlight A (ear) / C (machine) weighted modes Auto power off (cancelable) 63 sets of data storage AC/DC analog signal output Simulated analog bar Manual/Auto range selectable Low battery indication: < 4.8V Max/Min High/Low alarm