Motion Sensor Doorbell Chime,Wireless Door Chime Motion Detect Alarm Sensor with 500FT Range 55 Chimes 5 Volume Level…

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【LED Screen & 55 Music with Mute to Loud dB】5 adjustable levels(0-110 dB) and Motion sensor door chime offers 55 chimes from the traditional”Ding Dong” to various well know chimes,set different doorbell chimes for different area to know which area you have a visitor come in through the LED screen number, which can effectively offer additional assistance to the hearing impaired.
【Mini Contact Sensor】 Motion sensor detection doorbell (Size:1.97×1.97×2.75inch)is shaped like an eyeball（with detection light） is fixed with the base by magnet and rotate 360 degrees to adjust the detection angle.
【150M/500FT Widely Range】Door chime signal can easily cross through doors or walls, even if you are a few rooms away or on another floor. Note: The battery level will affect the signal receiving range. It is recommended to change it once every 12 months.
【Expandable Door Chime Sensor】One door chime receiver can be paired with up to 8 door sensors,and 1 door sensor can be paired with up to 55 door chimes. By adding new sensor, you can also pair with different ringtone, so that you can realize exactly which door/area is triggered.
【Easy to Install】Plug the wireless doorbell into socket, tear off the tape behind door sensor chime then paste on the door. The wireless door chime has been matched before shipment. If you need to replace music or add a transmitter, please re-match (Hold Receiver’s volume button over 3 seconds to 5 seconds, it will trigger clean pairing function).