Intruder Alarm Wireless 4-button Alarm Remote Control Dahua

Intruder Alarm Wireless 4-button alarm remote control Dahua Dahua DHI-ARA24-W2(868) remote control alarm 4 buttons wireless: Remote control with 4 function buttons: Home, Absent, Disarmed and SOS Two-tone status indicator 868~868.6MHz Two-Way Radio Communication Radio range up to 900 m in free field Frequency hopping AES128 encryption mode Powered by CR2032 battery (up to 5 years life) 100 mW of maximum consumption Operating temperature -10°C ~ +55°C Relative humidity 10%~90% Polycarbonate and ABS plastic housing Dimensions: 40 (W) x 60 (H) x 14.9 mm Weight: 20g