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All our equipment comes with a 3-year warranty, excluding consumables.
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HY-SA21A-W2 868Mhz
The Dahua DHI-HY-SA21A-W2 is an advanced wireless smoke alarm, certified to the EN 14604 standard, essential for residential security in villas and apartments. It features a photoelectric sensing chamber with split-spectrum technology, enabling early smoke detection while minimizing unwanted alarms. In an emergency, it outputs a powerful sound over 85 dB and sends real-time notifications to the DMSS App. Its design includes a single button for both testing and silencing, ensuring simple and effective fire safety management.
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