Battery Operated Waterproof Doorbell with 36 Melodies

Product Description: The wireless doorbell ringtone has 36 kinds of music and 4 levels of volume (0dB-30dB-70dB-110dB), even if it is set to silent mode, the colored lights will blink, and can provide additional help for hearing impaired.The transmission signal of the home wireless doorbell can reach 1200 feet in the open area. The doorbell button is waterproof and dustproof, suitable for outdoor use.It can be easily installed by inserting the doorbell, removing the insulation of the transmitter, and fixing it on the door frame using the included mounting accessories.Just plug the receiver into the power outlet and fix the transmitter (pull out the inner insulating plate) to the door frame. Do not install near metal or machines such as TVs, Wi-Fi devices, computers, etc.?Product Specification:Color: WhiteMaterial: ABSSize: Button- 86 x 86 x 32mm, Receiver- 43 x 74 x 20 mm Weight: 200gFunction: Wireless DoorbellBattery Information: 3 AAA batteries (not included)?Package Inclusion:1x Button 1x Transmitter1x Screw Set ?