Wireless PIR Motion Sensor Detector Security Alarm Chime

Shop entrybell design with 36 songs and 5 welcomes ringtones for personal preferences. 4 levels volume adjustable(Loud/ High/ Middle/ Low ) from 113~25dB. With 4 colors LED light, Color/ Red/ Blue/ Green can distinguish multiple entrances by different light colors.Greeting, alarm, doorbell and night light mode, 5 in 1 automatic door chime. WIDE RANGE:The driveway sensor chime is up to 280m/918ft and detection range approximately 2~8m/ 6.6~26ft to effectively keep you alerted. Place the receiver indoor and put the sensor at other places, such as door entrance, home mailbox, driveway, walking paths, apartment, office, hotel, store, and many other indoor places. Receiver is self-adhesive installation, the detector is wall mounted. Use batteries or micro USB power supply.Read the manual carefully, adjust the sensor's angle to avoid false alarming.