🐶Easy-to-use: Self-powered wireless dog potty training door bell. Bell rings using just 0.75 lbs of pressure, suitable for all small, medium and large dogs. It is not recommended for miniature dogs such as Chihuahua, Pomeranian.
♻️Lifetime battery free：Press the button to generate electricity, through the principle of electromagnetic effect. You don't need to install a battery for the dog doorbell for life. Energy saving and environmental protection.
🎶Customizable: Receiver volume and ringtone can be customized according to your choice, with 4 different volumes and 4 notification modes and 20 different tones to choose from! Activator and receiver communicate as far as 500 feet from each other when indoors.
☔Easy to Install-IP65 Waterproof：IP65 waterproof dog doorbell.Bell is easily mounted on your door or wall with a adhesive strip it can work normally even in rainy days.No tools necessary!