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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
5 MHz Wi-Fi power transfer ≤20 dBm at 2400-2483
Gross weight: 8
It determines the speed of reaction to potential threats
Such a system works as soon as an attacker tries to get into the protected area
Dahua DHI-HY-SA21A-W2(868) AirShield Draadloze Rookmelder Kleur_Wit 5 MHz Wi-Fi power transferProduct Description Dahua Wireless Smoke Alarm offers battery powered smoke detection and alarm functions in one unit. Advanced electronics combined with photoelectric smoke detection chamber ensure early detection of smoke and high immunity to false alarms. This kind of smoke detector does not need power supply and is suitable for general residential applications. Timely notification of smoke detector can be displayed in real time on DMSS APP.
