SMATRUL CACAZI Waterproof Wireless DoorBell

✨Highlights: --【No Batteries Needed】Press the button and the kinetic energy is converted into electrical energy. Don't worry about the battery running out of power --【Distinguish front and rear doors】Press different buttons, and the receiver will emit different melodies. It is convenient to know which door has visitors coming --[Beautiful lights] Very eye-catching lights, very suitable for the elderly or deaf-mute -- [150 meters open distance] The actual use distance is suitable for most families -- [60 pieces of melody] rich melodies, giving the family a more beautiful environment --[5 levels of volume] You can choose the appropriate volume according to your family needs. High decibel volume can not miss visitors, low decibel volume will not disturb family rest --【Free Pairing】The button supports up to 8, and the receiver has no limit. --【IP44 Waterproof】IP44 supports life splashing water. If it needs to be placed outdoors, we recommend purchasing a professional doorbell waterproof cover, which is safer and lasts longer --[Professional after-sales guarantee] We have a complete after-sales team and have shot a lot of usage videos to better help customers. If there is a problem with the product, you can provide the video to us, we will help you