.It is widely used to test the sound level of environment, mechanic, vehicle,ship and other noise.Fit for industry environment protecting,working,sanitation, teaching search and other departments.

Application: it is used to calibrate the sound level meters.

Model: SL5866

Standard: GB/T3785, IEC651 Type2, ANSIS1.4Type2

Function: SL 

Measuring: A .40-125dB 

Filter

Detection characteristics: fast/slow

Resolution:0.1dB

Accuracy: 1dB

Display: LCD display

Power supply:1x9V 6F22 battery

Battery indicator: low battery indicator

Dimensions: 195x72x31mm

Weight (not including probe): 195g