Doorbell Transformer, 18V Power Adapter for Ring Video Doorbell， Ring Video Doorbell 2,Ring Video Doorbell Pro, Nest Hello and Smart Greet Wi-Fi Video Doorbell,Power Supply - Shenzhen Yelinda Electronics Co., Ltd., 180050

• UPC   791265644992
• Suit For Ring Video Doorbell 2- Compatible with Ring Video Doorbell 2 needs to be paired with an external resistor, Because Ring Video Doorbell 2 requires a resistor instead of a mechanical or electronic doorbell kit, this alternate configuration can run successfully. The picture description includes the installation method and schematic diagram of the compatible with Ring Video Doorbell 2. External resistor specifications are: 25 Ohms ± 5% 50W Wirewound Chassis Mount Resistor SUIT FOR ALL RING DOORBELLS- The power supply adapter suit for all versions of ring doorbell.It is compatible with the Ring Video Doorbell, Ring Video Doorbell 2 and Ring Video Doorbell Pro.Please notice that this ring power adapter can not use on ring doorbell system that requires 30VA EASY INSTALLATION- Please install the power adapter after the battery is fully charged.Assemble along the wall from your outlet to the ring doorbell without the existing doorbell or new wiring,it just take you several minutes. NO MORE HASSLE- No more need to take your doorbell down to charge. No more interrupted operation when you’re away. ring doorbell power adapter can keep your device constantly powered SAFE AND RELIEVED- The power adapter have overcurrent protection, overvoltage protection, overload protection, overheat protection,and surge protector,passed FCC, CE,Certified, it is safe for you and your proprietes.With an AC output of 18V/500mA and super long 25ft cable,no worries about the power adapter not long enough to connect the outlet to the doorbell., Weight: 0.771617917 pounds, Manufacturer: Shenzhen Yelinda Electronics Co., Ltd.