1-Piece Outdoor Electronic Siren Base with Xenon Strobe Flash Launcher. Electronics protected by a high resistance blue polycarbonate inner shell (BS4737). Sound power of 116 dB at 1 m. NiMH 6 Vdc / 280 mAh battery. Cover and wall tamper. Green and red LEDs flashing or fixed, to indicate the status of tamper, battery and the presence of maintenance voltage. Alarm security timing of 3 or 15 minutes. Supervision of siren and flash cables. 2 working modes SAB and SCB. Easy configuration of all functions by jumpers. Compatible with Multibox series lids. Standby consumption: 50 mA. Total consumption: 350 mA. Certified EN50131 Grade 2. Base dimensions: 175 x 140 x 65 mm.