Feature 1MINI DOORBELL RECEIVER: This receiver is equipped with strong power speakers, 38 music options, adjustable volume, and mute mode, allowing you to customize the doorbell according to your needs. 2WIRELESS CONTROL: The 100m ultra long wireless range ensures that you never missing visitors, even if you have people outside a few rooms or on another floor, garden, kitchen, or basement. 3360 ROTATION: The transmitter adopts an infrared probe, with a 360 degree universal rotation and a 120 degree sensing area, with a sensing distance of 3 to 7 meters. It is IP65 waterproof, with a deep waterproof groove and a strong waterproof cover. 4WATERPROOF TRANSMITTER: Designed with fully sealed waterproof good protection, with a waterproof level of up to IP65, easy to withstand various adverse weather conditions, and can be used outdoors. 5EASY INSTALLATION: Simply plug the mini receiver into the socket and secure the transmitter to the door or wall. The installation is very simple and can be completed in less than a minute. Use our easy to use wireless doorbell to bid farewell to the hassle of wiring and installation. 6APPLICABLE SCENARIOS: The doorbell is suitable for villas, elderly rooms, children's rooms, warehouses, vehicle access, security areas, outdoor areas, and animal access areas.Item Type: Driveway AlarmMaterial: ABSVoltage: 110-240VTransmitter Battery: AAA battery x 3 (shipped without battery)Working Range: Approx. 100m / 328.1ftInfrared Range: Approx. 7m / 23ftProtection Level: IP65 .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Emitter1 x Receiver1 x Universal Support1 x Universal Head1 x Manual 2 x Screw2 x Expansion Tube