: rgb(33, 33, 33); The 5V USB Step Down module is one of the highest quality Step Down Module with Fixed Output at 5V. It has a high quality USB Female Socket for the output. The efficiency of the module is 97% (6.5V to 5V 0.7A, or 94% when converting 12V to 5V 1A). The 5V USB Step Down Module also has output overvoltage protection. It has 1.5A Fuse for overload protection as well. And, has a 300W TVS Diode to protect the USB Device attached, and also has Input Reverse Polarity Protection. It also has Output LED Indicator. Non isolated Step Down Voltage Converter Module Input Voltage: 6V to 24V DC Output Current: 3A Max, 2.1A Continuous Switching Frequency: 500Khz Output Ripple: 10mV (12V to 5V 3A) 20M Bandwidth Operating Temperature: -40 to +85 Degree C Static Current: 0.85mA Dynamic Response Speed: 5% 200uS Output Short Circuit Protection, Input Reverse Voltage Protection. In The BoxPack of 1,Model Number5V USB Step Down Module - Fixed Output,ROHS CompliantDimensionsWidth1.5 cm,Height1 cm,Weight10,Power FeaturesNon isolated DC to DC Step Down (Buck) Converter Module, Input Voltage: 6V to 24V DC, Output Voltage: 5.1V to 5.2V DC, Max Output Current : 3A,Continuous Current: 2.1A, Conversion Efficiency: 94% to 97.5%,