Hotop 1 Pack 24 Volt Transformer, 40 VA AC Transformer Plug in with PTC Fuse Competible with All Versions of Ring Doorbell and Thermostat, Compatible with Nest, Ecobee, Sensi, Honeywell, 24V Adapter

Features

• Eliminate doorbell/ thermostat underpower hassel: 24V 40VA plug in transformer, replaces and upgrades underpowered transformer with this 24V AC transformer, offering plenty of power for your thermostats and doorbells
• Specification: input voltage: 120 VAC, 60Hz; Output voltage: 24V, 40VA; The power supply needs to be disconnected during the installation process; The resistor is not insulated; Please wear insulating gloves and other protective tools to avoid injury
• Safe and stable: auto-resetting (PTC) fused secondary, LED green power indicator, positive/ negative/ screw terminals
• UL Certified and Easy Installation: electrical outlet mounting tab; Warm Tip: Only equip with plug-in transformer, no wires included
• Universal compatibility: this 24v transformer is compatible with Ring video doorbell, Ring video doorbell 2, Ring video doorbell pro, Nest Skybell Doorbell, also compatible with Nest, Ecobee, Honeywell and Sensi Smart Thermostats, and other devices, that require constant 24 volt power for operation; Note: please add a 50W Watt 25 Ohm Resistor if you use this transformer to charge a doorbell, the brand above is only for demonstrating compatibility