Fuers Security Window/Door Alarm Contacts,2-Pack,Battery Operated Wireless Burglar Alert Magnetic Sensor Alarm Easy Installation DIY Protection for Home, Garage,Apartment,Office,Kids Safety,Travel
<b>Please note:</b>the standalone door alarm can't stick to steel door/window,but you can stick to it to wood or firm paper first,then make both side of door sensor with same level ,it will work normally.<br> <b>Feature:</b><br> Fuers standalone wireless home security office business apartment windows and door alarm sensor for child/elderly/kids safety,siren sound loud up to 100db startle the intruder wake or alert you if at home and possibly alert neighbors,the volume can't be adjusted.<br> When it is triggered will sound at once,it will make alarming sound 1 minutes without any operation;press set button longer to turn on/off the sensor,press set button shorter to change warning tones,press set button to stop alarming sound.<br><b>Technical parameter</b><br> battery:3 x LR44(including in package)<br> Working Voltage:4.5V<br> Standby Current: less then 10mA<br> Working Current: less then 70mA<p> <b>Packing included:</b>2 X Contact (batteries are included)* 2 X Magnet * 2 X Double Sided Adhesive Tape * 2 X English Manual<br> <b>Note:</b>If you have any questions,please email our customer service <b>[email protected]</b>,we will give you professional reply in time at our work time 6PM~4AM PST,thanks.<br>