Woking voltage:3.0V（2pcs Alkaline batteries)
1.Don’t install in a spot where the skin is easily damaged or wet.
2.Don’t install in a spot where the installation base in not strong.
3.Leave the host away from magnetic product.
What is your packing？
1Xwireless door/window sensor
1X door /window host
Note: The article isn’t including battery. Need AAA Alkaline batteries.<br /
【Door & Window open Alarm】The magnetic door window alarm sensor emits a strong 120dB alarm when the door is open, prevent your kids sneaking out, it’s an ideal door alarms for kids safety and anti-theft, home & business security.
【4 Alarm Modes】 Not close door reminder alarm (1 minute), door open chime (“Ding dong”, rings once), door open alarm (alarm continues until the door closed) and general Alarm (Sounds like “Beep Beep Beep” from low to high, until the door closed).
【Easy to Install】Easy installation with adhesive, just stick the alarm sensor at the window or door, also can use it as door stop alarm, pool door alarm, garage door alarm, sliding door alarm.
【Fast Automatic Switch】Ultra-sensitive magnetic sensor can quickly detect your door or window status, The wireless door alarm sensor works with 2*AAA battery (batteries aren’t included).
【Certification and Warranty Service】You’ll be strengthen 7*24 hours by our service team, please don’t be afraid to contact us. We are so happy to serve you.