1、Adopted of high quality electronic components, and accuracy processing, guarantee for the durability 2、Stable performance and high efficiency conversion rate. 3、Small body, this module can provide excellent performance 4、Great workmanship and it has good connecting. 5、With LED indicator output, it can be used to charge mobile phones, support QC3.0 fast charge, fit for Android mobile phone, fit for iPhone, pads and digital product charging Features: 1. Adopted of high quality electronic components, and accuracy processing, guarantee for the durability 2. Stable performance and high efficiency conversion rate. 3. Small body, this module can provide excellent performance 4. Great workmanship and it has good connecting. 5. With LED indicator output, it can be used to charge mobile phones, support QC3.0 fast charge, fit for Android mobile phone, fit for iPhone, pads and digital product charging Specification: Condition: 100% Brand New Input Voltage: DC12-36V Output Voltage: 5.20V (±2%) (note: The device supports QC3.0, the voltage is automatically switched 5V/9V/12V) Output Current: 5A Typical Efficiency: >93% Size: Approx. 52 * 30 * 12mm / 2 * 1.2 * 0.5in(length * width * height) Package List: 1 * Set down Voltage Module Note: The input terminal is the terminal block. The VIN marked on the board is +, GND is -, the circuit has anti-connection protecting, and the USB port is the output end. It has over-voltage protecting, over-current protecting and over-charge protecting.