Feature

●Doorbell transformer with resistor: plugs into your standard 110 V/ 120 V outlet and converts to 18 V, 500 mA; 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
●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"
●UL certified: UL certification passed, stable and durable 18 V transformer for doorbell
●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
●Packing list: 1 x doorbell power supply, 1 x 50 W 25 Ohm resistor, 1 bag (50 pieces) of cable clips; The brand mentioned above is just for demonstrating compatibility


Description

Quickly solve the problem of "doorbell low battery" :
Charge for doorbell directly, without needing to remove your doorbell to charge up the battery.

Universal doorbell compatibility:
Compatible with All Versions of Ring Nest Hello Skybell August Doorbell etc..

Specification:
Input voltage: 120 V/60 Hz;
Output voltage: 18 V, 0.5 A
Length: 16.5 feet/ 5 m
Resistor: 50 W 25 Ohm

Package includes:
1 x 18 Volt adapter
1 x 50 W 25 Ohm resistor
1 Bag (50 pieces) of cable clips

Note:
This is a compatible spare part and the manufacturers names has been mentioned above for reference purposes only.