Easy to use: The doorbell camera transformer can be easily disassembled and assembled, and can be installed in minutes. The power supply can be plugged directly into your doorbell, just connect the power cord to the two rings on the back of the doorbell, no need to connect a new line or other devices. Applicable to: Compatible with all versions of Ring Doorbell, other doorbell cameras or doorbells, which can extend the battery life, reduce power consumption, and provide sufficient power. Practical: The doorbell power adapter has overload protection, overcurrent protection, anti-start shock, anti-electronic interference, and is not easy to damage. The adapter cable is 10m (393 inches) long, so you can easily plug it into the socket indoors and outdoors without worrying about the distance. High-quality materials: Made of environmentally friendly materials, with good conductivity, transmission stability and durability, the doorbell transformer is safe and when used, which brings you more