Doorbell Transformer Power Adapter with 50 W 25 Ohm Resistor for Doorbell Compatible with All Versio
<p><b>Color:</b> White</p><p><b>Features:</b> </p><ul><li>Doorbell transformer with resistor: plugs into your standard 110 V/ 120 V outlet and converts to 18 V, 500 mA/AC; Series connect the doorbell resistor with either s of the transformer to protects the doorbell from abnormal voltage and current fluctuations, eliminating and reducing the doorbell hum</li><li>Designed for doorbell power supply: widely applied for doorbells, compatible with Ring Nest Hello Skybell August Doorbell, etc.; Charge for doorbell directly, without needing to remove the battery to charge up, easy and convenient to solve the "doorbell low battery"</li><li>UL certified: UL certification passed, stable and durable 18 V transformer for doorbell</li><li>Easy installation: easy and quick install, 16.5 ft cable is long enough to plug it into an electrical outlet inside or outside your house</li><li>Packing list: 1 x doorbell power supply, 1 x 50 W 25 Ohm resistor, 1 bag (50 pieces) of cable clips; The brand me...