Reference:
AS525
114dB Outdoor sounder, self-powered and two blue colour flash. White polycarbonate. Alarm duration: 3, 5, 10 or 20 minutes. Tamper output. Self-power possibility with MV1213 (Lead battery of 12V/1.2Ah not included). Power supply: 12VDC. Dimensions: 212 x 300 x 55 mm.