Self-powered siren for outdoor use. White polycarbonate container. Acoustic power 101 dB at 1 m. High-efficiency orange LED flashing light. Independent input for controlling the flashing light for system state alerts. Active anti-foam control with contact output. Absorption: at rest 300 mA, in alarm 1.5 A. Operating temperature -25 ÷ +50 °C. Protection rating IP44. Dimensions 280 x 140 x 135 mm. Takes a 2 Ah battery (BB020). Regulatory compliance EN 50131-4 Grade 2.