Wireless Alarm Window Vibration Sensor Detector Dahua

Dahua DHI-ARD323-W2(868S) detector opening wireless alarm: Wireless magnetic contact consisting of a sensor and magnet Reed Switch Sensor Applicable to non-metallic doors Motion distance: <40 mm LED indicator Integrates temperature measurement with a range of -15°C ~ +65°C (±1°C) 868~868.6MHz Two-Way Radio Communication Radio range up to 1.2 km in free field Frequency hopping AES128 encryption mode Tamper anti-sabotage Powered by CR123A battery (lifespan up to 5 years) 125 mW maximum consumption Operating temperature -10°C ~ +55°C Relative humidity 10%~90% Polycarbonate and ABS plastic housing Dimensions: 21 (W) x 100.2 (H) x 21.3 mm Weight: 70g