Door Chime，Wireless Business Door Motion Sensor Detector Smart Visitor doorbell Home Security Drivew
<p><b>Color:</b> White</p><p><b>Features:</b> </p><ul><li>❤ USER-FRIENDLY: The door bell chime have 2 modes choices (LED Flash/Sound and LED Flash), 3 levels volume adjustment (High/Middle/Low ) from 25-80dB and 38 Ringtones to choose.</li><li>❤ EFFECTIVE DISTANCE: Working range is up to 70 meters. Infrared sensing distance is 3-7 meters. It can be successfully used for your home, office, shop, hotel or other buildings.</li><li>❤ PIR TECHNOLOGY : Our sensor uses state-of-the-art passive-infrared (PIR) sensor to detect any movement within the detection range. Perfect for long or hidden driveways and allows you a fore warning when guests (or intruders) are approaching.</li><li>❤ APPLICATIONS: It is not just a driveway alert, you could use it as an intruder alarm, alleyway alarm, critter detector, car alarm(interior), warehouse monitor, supply closet alarm, garage and tool shed monitor, mailbox sensor, front door or walkway detection. Also great to alert business owners that a...