Sensor wrl door magnetic/868mhz ard323-w2 dahua

– Signal strength detection.

– Low battery alarm.

– Temperature measurement.

– Frequency hopping function and two-way communication technology ensure communication stability.

– Cloud update and automatic recovery from update failure.

– Carrier Frequency: 868.0 MHz–868.6 MHz

– Communication Distance: Up to 1200 m in an open space, Two-way

– Encryption Mode: AES128

– Power Supply: CR123A battery

– Battery Life: 5 year

– Operating Temperature: –10 °C to +55 °C

– Product Dimensions: 100.2mm × 20.8mm × 20.3mm

– Temperature Measuring Range: –15 °C to +65 °C

– Reed Switch, Non-metal doors, Movement Distance