Outdoor infrared barrier coloumn; for using in garden; 200 cm height; 100 m outdoor, 400 m indoor distance; 2 TX and 2 RX optical units; SMA: alignment with LED and buzzer; optical synchronize mode; changeable parallel (2) or crossed (4) double beams; optional housing for plugging microcamera (option); optional lightning fixture; 10...30 V DC (135 mA) circuit supply voltage and 12/24 V (30 W) AC/DC heating supply; NC-C-NO relay for signalling alarm and C-NC for sabotage; coloumn diameter 8 cm; compatible with Sandor Dual SMA