Security System can be easily installed and no wiring required. It decline unauthorized entry and low power standby consumption. Quite easy and convenient to use. Are you still looking for a best Magnetic Sensor Security System, here your dream will come true. The is a YL-333 Entry Wireless Door Window Safety Contact Magnetic Security Alarm. It provides an extra security and convenience for you and your family. Good choice for you!
Features
New and high quality
Easy to install
Powered by 2 pieces AAA 1.5V batteries
Has a convenient On / Off switch, so you can set the alarm to Off when you do not want to use it
Features The wireless door window alarm detects vibration of the entry and send a alarm to scare the intruder
Protecting your shop, office, home or any entrance inside a house requiring protection
The door window entry alarm is quite convenient and easy to use, affix the mian unit of entry alarm at the side of the door window
The door window safety alarm can be easily mounted to windows, no tools required
Extremely loud (90dB) instant alarm
Specifications
Power Supply 2 x AAA 1.5V batteries (not included)
Material Plastic
Color White
Dimension 1.29" x 0.66" x 3.62" (L x W x H)
Package Includes
1 x YL-333 Entry Wireless Door Window Safety Contact Magnetic Security Alarm
Extra Info
Operating instructions:
Use the double - side adhesive tape to fix the main unit at the side of the door / window. Attach the bar magnet to door frame / window frame with the arrow aligning with the reference line of the main unit.
Test the setup by switching the system´s switch to "ON" position of the main unit and see whether the alarm can be triggered by opening the door / window.

Security System can be easily installed and no wiring required. It decline unauthorized entry and low power standby consumption. Quite easy and convenient to use. Are you still looking for a best Magnetic Sensor Security System, here your dream will come true. The is a YL-333 Entry Wireless Door Window Safety Contact Magnetic Security Alarm. It provides an extra security and convenience for you and your family. Good choice for you!
Features
New and high quality
Easy to install
Powered by 2 pieces AAA 1.5V batteries
Has a convenient On / Off switch, so you can set the alarm to Off when you do not want to use it
Features The wireless door window alarm detects vibration of the entry and send a alarm to scare the intruder
Protecting your shop, office, home or any entrance inside a house requiring protection
The door window entry alarm is quite convenient and easy to use, affix the mian unit of entry alarm at the side of the door window
The door window safety alarm can be easily mounted to windows, no tools required
Extremely loud (90dB) instant alarm
Specifications
Power Supply 2 x AAA 1.5V batteries (not included)
Material Plastic
Color White
Dimension 1.29" x 0.66" x 3.62" (L x W x H)
Package Includes
1 x YL-333 Entry Wireless Door Window Safety Contact Magnetic Security Alarm
Extra Info
Operating instructions:
Use the double - side adhesive tape to fix the main unit at the side of the door / window. Attach the bar magnet to door frame / window frame with the arrow aligning with the reference line of the main unit.
Test the setup by switching the system´s switch to "ON" position of the main unit and see whether the alarm can be triggered by opening the door / window.