Windscreen and battery are included.
The CHECK MATE series SPL (Sound Pressure Level) meters, first introduced in early 2003, allow musicians, sound contractors, and others to measure SPL in decibels (dB).
Mini Size

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 5.5 inch
Height : 1 inch
Length : 12 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 7.2 ounce (View shipping rates and policies)

ASIN : B0007XH9PY

Product Description

The CM-140 and CM-150 meet the same IEC 651 Type 2 standards of SPL meters that cost 5 times as much or more.