Features： 1、Function Description: Our isolation power transformer is used to change the voltage and convert the voltage from 220V to 12V to improve safety. 2、Shortcircuit Protection : Our isolation transformer has a built in shortcircuit protection function with performance to defend the stability when using. 3、Low Quiescent Current: This isolation transformer has low quiescent current and high conversion efficiency to give you an enhanced experience. 4、Light Weight: This isolation transformer is light weight and very easy to install, just follow the normal process and it will be installed successfully. 5、Wide Application: This power transformer can be used for speaker, lighting, automotive power supply and other voltage transform scenarios. Specification： Item Type: Isolation Power Transformer Frequency: 50HZ Power: 3VA Material: Stainless steel, brass Input Voltage: 220V Output Voltage: 12V Wide Use: Power transformer can be used for speaker , lighting, automotive power supply and other voltage transform scenarios. Package List： 1 x Isolation Power Transformer