Specifications: input voltage: 120 V AC, 60 hz, output voltage: 16 V AC at 30 VA, dimensions: 3.9 x 2.6 x 2.4 inch universal powering for a single doorbell chime or up to three doorbell chimes, thermostatic and more devices in one home. Replace the old and under powered doorbell transformers for better performance. Compatible with Ring Pro and ring doorbells, WiFi and other smart thermostats like Nest and ecobee and more. Not compatible with ring chime pro. UL Certified for safety and quality. Safe and easy installation. WARNING: This product may expose you to chemicals known to the State of California to cause cancer or reproductive harm
16-volt, 30VA doorbell transformer for powering up to three hardwired doorbell chimes or modern smart video doorbells
Thermal cut-off switch offers an extra layer of safety, shutting off power in the event of excessive temperature, UL Certified.
Quick and easy installation: simply mount to electrical box via threaded connector or screw down, Input voltage: 120 Vac, 60Hz | Output voltage: 16 Vac at 30VA
Eliminate issues caused by underpowered transformers: a lack of power, connection issues, low quality video resolution, and low chime volume may be an indicator of an underpowered transformer
Compatible with Ring Video Doorbell Pro, Nest Hello doorbell, Nest thermostats, Zmodo Smart Greet WiFi Doorbell, SkyBell Doorbell, and more, Brands mentioned for compatibility information only.