Wireless Doorbell, 400M Range, IP55 Waterproof Electronic Chime, 55 Melodies with 5 Volume Levels, Blue and Black LED

Waterproof Doorbell & Easy Installation: Compliant with IP55 standards, this minimalist doorbell operates wirelessly. The button mounts to the exterior wall, and the receiver plugs into a standard outlet for immediate use.

Ultra-Reliable Transmission Range: Wireless coverage up to 1,300 ft without interfering with your electronic devices. The transmitter features a long-lasting battery of up to 3 years for optimal performance.

Multiple Ringtones & Adjustable Volume: Choose from 55 ringtones and 5 adjustable volume levels up to 110 dB. Clear melodies can be heard even on multiple floors or in another room.

Loud Ringtone & Flashing LED: 110 dB sound accompanied by a flashing blue LED for the hearing impaired and elderly.

The 0 dB mode allows you to mute the sound if needed. Expandable & Supported: Add more receivers and transmitters of the same model to cover your entire home. Installation Methods: 1. Attach the button to the wall or door frame using the included double-sided adhesive tape. 2. Secure with the included screws (requiring a small drill). Do not mount on a metallic surface to preserve signal range.

Additional Features:

- Door sign: improves the signal for visitors or delivery people.

- Mute mode: to avoid being disturbed.

- Flashing blue LED: visual signal for the hearing impaired.

- Memory function: retains volume and sound settings even after power off or powering back on.

Specifications: IP55 waterproof button, operates between -30℃ and 70℃. Powered by 1 x 12V23A battery with a maximum lifespan of 3 years, minimizing the need for frequent replacement.