CASTLE L Sound Level Meter

Specifications
Maximum Sound Level 143dB
Minimum Sound Level        29dB
DOSE Measurement        Yes
Weighting                        A, C, Z
Display Type              LCD
Battery Type               Alkaline, PP3
Fast/Slow Time Averaging Both
Data Logging                Yes
Interface Type               USB
Maximum Operating Temperature +50°C
Model Number p L
Minimum Operating Temperature -10°C