Digital Sound Level Meter Krisbow Pro Data Logger

Conforms to the IEC61672-1 class 2 Datalogger function (32700 readings) USB Interface to PC Easy to use, fast and accurate measurement Low battery indication Large digital LCD display Max amp; Min measurement Over-range amp; Under-range indication Adjustable alarm level Frequency range: 31.5Hz to 8KHz Measuring level range: 30 to 130 dB (auto mode) Accuracy:+/- 1.4 dB Mode Level ranges: Lo: 30-80 dB; Med: 50-100 dB; Hi: 80-130dB Resolution: 0.1dB Frequency weighting: A and C Microphone: 1/2 inch electric condenser Display: 4 digits LCD Display Update: 2 times/sec Power supply: 9V battery