Premium 18V Doorbell Power Supply Adapter for Ring Video Doorbell Pro 2 - 500mA Transformer with 16ft Cord Review

【Widely Compatibility】: Don't need a resistor. Compatible with Ring Video Doorbell, Ring Video Doorbell 2, Ring Video Doorbell Pro, for Nest Wifi Doorbell, for Nest Hello, for Skybell Wifi Doorbell etc. 【Convenient & Hassle-free】: This adapter will keep your device constantly fully charged and you don't need to remove your doorbell in order to charge the battery anymore. 【Wire Ring Design & Easy Setup】: With wire ring, just screw the wire ring with your ringbell and set up in minutes, Don't worry it will loose and fallen. 【Long Cable Cord】: 16.4Ft /5M Long enough to reach your outlets, More convenient helps figuring out where to install it than others cord is 8-9Ft. 【More Info】: Input: AC 120V 60Hz; Output: AC 18V 500mA; Wire Cord length: 5M / 16.4 feet.