Designed for fire alarm installations in hotels, buildings etc, this Xenon strobe emits blinding flashes of brilliant white light at 60 flashes per minute when 12VDC @ 0.2Amp is connected to its power terminals. Has sophisticated electronic 2 IC circuit for reliable performance not like cheaper models! Can operate from 10VDC up to 15VDC. Has clear heavy duty case with 2 mounting holes on bottom. Size about 4" long x 1.75" wide x 2" tall. These are made to mount in various metal panels (not included). Retail price when mounted $80 - $150. Brand new. To operate just connect (+)12V to square pad in corner of the strobe board and (-) to the round pad.