Security Alarm Products

Block NEW innovation in portable security system needs no wires, no sensors and no installation. Protecs all doors and windows within 370 m2 space with just one single alarm. Use only 6 AA batteries for one year operation. 120 dB alarm with built-in door chime function. Comes with 1 year warranty and exclusive gift box. Just put [Air]Block anywhere within the house or hang it on the wall - it will monitor any change of air pressure comes from the door opening and triggers the alarm function. No false alarm guaranteed. Weight only 800 gr. Simple. Practical. Your Money Maker in Today's Security Market.