Alarm System for Home Security Detection DIY Kit White

Lots of people might feel unsafe and can't fall asleep at night. Therefore, to install sensor that can sense the motion and make alarm to alert you is important. With this useful alarm sensor, you can have a good sleep at night. Feature - Color: White - Material: Plastic. - Size: 13.00X13.00X5.00cm/5.11X5.11X1.97in -Note: not included battery - infrared motion and door or window gap is a outdoor and indoor security device designed to sense motion activity, monitor whether a door, window, or other object is open or closed, then transmit alert - The sending distance is about 7m. Therefore, you need to pay attention to the distance when install motion sensor at your home. - Easy to install and use. - Good choice for your home security. Package list: 1 set of home security system