CUSTOM Sound level meter calibrator SC-942 1 piece

Catalog number: SC-942 Features: ●Calibrates sound level meters by emitting sounds of a specified volume. Uses: ●For calibrating sound level meters. Specifications: ●Width (mm): 50 ●Depth (mm): 50 ●Height (mm): 145 ●Power supply (V): 2 x 9V stacked dry batteries (006P) (sold separately) ●Power supply: 2 x 9V stacked dry batteries (006P) (sold separately) ●Compatible units: SL-1373SD, SL-1340U, SL-200U ●Output level: 94dB, 114dB ●Unit dimensions: φ50×145mm Caution: ●Batteries are not included as a general rule. ●If some test batteries are installed, replace them with new batteries.