Motion Sensor Doorbell， Door Chime for Business Entry， Store Welcome Buzzer Monitor，Motion Sensor De
<p><b>Color:</b> White</p><p><b>Features:</b> </p><ul><li>✅EASY, FAST, WIRE FREE INSTALLATION sensor detects motion and sends a signal to the receiver.</li><li>✅SELECTABLE RINGTONES the receiver is a doorbell design with 36 different ringtones from melody sounds to simple basic buzzfor personal preferences and 5 welcome songs for retail business use.</li><li>✅ WIDE RANGE The transmission range of the driveway alarm is up to 918ft (the distance from the detector to the receiver) and detection range of the infrared sensor approximately 13-26ft to keep you informed and safe. You can put the motion sensor detector at the room of alzheimerssleepwalking lderly and put the receiver in your house.</li><li>✅ MULTIPURPOSE motion activated sensor chime, door alarm,mailbox alert,retail business welcome doorbell,cordless fall and Wander pet cat dog monitor alarm.</li><li>✅Adjustable Volume and Light Mode 4 STAGES ADJUSTABLE VOLUME (Loud/High/Middle/Low ) from 113-25dB. Batteries and ...