FiTspi 24V 500mA Doorbell Transformer, Video Ring Transformer Power Supply Adapte Charger Compatible with All Versions of and Nest Learning Thermostat Ecobee (8M)

*Unique design: The adapter is compatible with the doorbell video doorbell, the doorbell video doorbell 2 and the doorbell Pro Nest Hello video doorbell. *Feature & Function: Run the 8m cable along the wall from your outlet to the doorbell With an AC output of 24 V / 500 mA, you can no longer charge the battery by connecting the video doorbell directly to the @@@wzMMVkfRoaCTeBGKLtIftEerV8VMJvcu@@@ supply. *Easy installation: Just connect the two copper wire tips to the screws on the doorbell holder and you are ready to go. Then you can continuously operate your doorbell with video doorbell and Nest Hello video doorbell, without having to remove the doorbell. *Practical: Quick solution to the problem "low dough, ie your bell and the Nest Hello video doorbell can always work for you. *8 meter long cable: Designed for easy installation and can be set up in minutes. If using the power supply, remove the battery.