24V 500mA Doorbell Power Adapter - 16.4ft Long C Wire Power Supply, Doorbell Transformer Fits Ring, Nest Hello, Wyze, Eufy Video Doorbells and Sensi,Nest,Honeywell Thermostat(White)

DOORBELL POWER - 24v universal US power cable powers popular smart doorbells, plugs into your standard 110 v/120 v outlet and converts to 24 volt 500 ma AC current
16.4 FT EXTENSION CABEL - compatible with smart doorbells Ring Video Doorbell, Ring Video Doorbell 2 & Ring Video Doorbell Pro, Nest Skybell smart thermostats Nest 1st/2nd, Honeywell, Sensi and other devices that require constant AC 24 volt power for operation etc.
Note: the brand mentioned above is only for demonstrating compatibility
EASY TO INSTALL: Low battery issues is solved. you can charge it directly (plug adapter into outlet and power up). With an AC output of 24V/500mA, Now get rid of all battery issues and with no more interrupt or any safety concerns
QUALITY MATERIAL - the product is made of pure copper wire core, the principle is based on electromagnetic induction and keeps your doorbell device working for a long time
NOTE - Before purchasing, please confirm that the voltage and current required by the doorbell or thermostat match the power supply. Please connect the doorbell before connecting the power supply, and be careful not to let the two cables connected together cause short circuit