Extech now offers an illuminated signage option for its SL120 sound level monitor. The kit includes an SL120, a 120V AC adaptor, a single-sided 110V AC illuminated light box with red translucent face, and an AC alarm relay module with 9-ft. cable. The ANSI Type 2, IEC 651 and SL120 monitor examines area decibel levels and alerts users when pre-set limits are exceeded. Extech Instruments, Waltham, MA. AIHCE BOOTH 1727

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