Wireless Doorbell, 400M IP55 Waterproof Electronic Doorbell Chime, Chime Kit with Plug-in Receivers for Home, 55 Melodies with 5 Volume Levels, Blue and Black LED - LIAIKI

【Waterproof Doorbell & Easy Installation】 - The doorbell is waterproof to IP55 standards, with a minimalist design and simple operation. It's very easy to install wirelessly; the button is fixed to the exterior wall, and the doorbell receiver is plugged into the outlet and ready to use. 【Ultra-Reliable Range】- 1,300 FT reliable wireless signal coverage without interfering with your home electronics, ensuring you never miss visitors or packages again. The transmitter battery lasts up to 3 years for a superior user experience. 【Various Ringtones & Adjustable Volume】- 55 different ringtones, 5 adjustable volume levels, and clear melodies that can be heard even if you are in another room or several floors away. 【Loud Doorbell & Flashing LED】- The 110dB loud doorbell with flashing LED is designed for the hearing impaired and the elderly, and can of course be set to 0dB so as not to be disturbed. 【Expandable & Supported】- If you want to expand the doorbell system throughout your home, you can add a receiver and transmitter of the same model. It comes with a 24-month warranty, so you don't have to worry about a thing. You have two installation methods to choose from. 1. Attach the button to the wall or door frame using the included double-sided adhesive tape. 2. Secure it using the screws (provided), but you will need a small electric drill to make holes in the wall. Note: Do not attach the doorbell to a metal surface, as this will reduce its wireless range. DOOR PLATE: The additional doorbell plate provides a better signal for your visitor or delivery person. Silence Mode You can mute the doorbell if you don't want to be disturbed. Flashing Blue LED When someone rings the doorbell, the receiver's blue LED flashes as a visual signal specifically designed for the hearing impaired. Memory Function The last volume and sound settings are retained when the device is switched off or plugged back in. 55 Ringtones and 5 Adjustable Volume Levels (0-110dB). The default ringtone for the plug-and-play doorbell is "Ding Dong," and there are 55 Different ringtones with classical melodies, animal sounds, and party songs for various festive occasions. You can choose a unique melody, and it's very easy to set up. With a maximum volume of 110 dB, you can hear it even from several floors. Dust and waterproof (IP55) The outdoor weatherproof doorbell button is suitable for various climates in the DE and operates in temperatures ranging from -30℃ to 70℃. The transmitter is powered by one 12V23A battery with a lifespan of up to 3 years, so you won't need to change the battery often.