POTTER ELECTRIC 4890071 LFH-24W Audible Sounder, Low Frequency, 3-Tone, 24 Volt DC, 18 to 12 AWG, 520 Hertz Square Wave, 5-1/2" Width x 1-5/8" Depth x 6-1/8" Height, Off-White

Features

• The LFH is Equipped with a Universal 4 Inch Metal Mounting Bracket Which Incorporates the Popular Super-Slide Feature that Allows the Installer to Easily Pre-Wire the System and Test for Supervision
• The Product also Features a Locking Mechanism that Se cures the Signal to the Bracket Without Showing any Screws and the Checkmate Instant Voltage Verification Feature Which Allows the Installer to Check the Voltage Drop, Current Draw and Match Against the Blue Print