Set di campanello senza fili impermeabile con 3 ricevitori a spina, portata di 400 m, 55 melodie, 5 livelli di volume, campanello per la casa alimentato a batteria (nero)

【Strong Signal, Anywhere】Our doorbell has a powerful range of 400 m in open areas, so you always stay connected. Whether you are in the backyard, upstairs, or even in the basement, you will never miss a visitor again. 【Installed in Seconds】Effortlessly attach the wireless doorbell transmitter to your wall with the included screws or adhesive strip. Enjoy hassle-free installation in less than a minute. 【Weatherproof Performance】Our wireless doorbell is dust and waterproof and operates at temperatures from -30°C to 70°C. It withstands extreme conditions and has extremely low power consumption, with a battery life of 1-3 years. 【Customizable Sound, Flexible Modes】Enjoy precise control with 5 volume levels up to 110 dB, ideal for the hard of hearing or the elderly. Easily switch between LED mode or LED + ringtone mode and choose from 55 melodies for personalized notifications. Your last settings are saved for uninterrupted convenience.