Risco RWX312PR800B WLX312 2-Way 868MHz wireless WatchOUT PIR outdoor detector, current consumption: 20 μA standby; 43-53 mA alarm, modulation type: ASK, supervision transmission: 0-255 minutes, range: 300 m line of sight, battery (included): 2 x CR123A 3VDC lithium battery, dimensions: 230x121x123 mm, RF immunity: according to EN50130 -4 (in box, some accessories are missing)