Features Comprehensive Protection Features nefit from multiple safeguards against over voltage, over temperature, over current, and short circuits for enhanced safety in your projects High Efficiency Power Supply perience superior performance with high working efficiency and power density, making it an ideal solution for your smart home control needs Features: 1、Provide multiple protection functions to prevent over voltage, over temperature, over current, short circuit 2、The product possess high working efficiency and high power density, helps a lot in your life 3、Isolation switch power module have high reliability, dustproof and shockproof, 4、Adopt excellent resin material, possess impact resistance, scratch resistance, heat resistance, low temperature resistance, and excellent electrical properties 5、Can be used for buck, output power as low as 3W, energy saving and environmental protection Specification: Item Type: Isolation Switch Power Module Material: Resin Input Voltage: AC 90-264V Output Voltage: DC 5V Output Power: 3W Maximum Output Voltage Range: 4.8-5.1V Purpose: Buck Package List: 1 x Isolation Switch Power Module Note: Pay attention to the corresponding pin markings to connect. Package List 1 x Isolation Switch Power Module