1、Brand new and high quality. 2、This product can convert 24V-72V DC voltage to the output of 12V 10A and 5V 2A. 3、With a 5V 2A USB output, this module can charge for cell phones, power bank and other electronic devices. 4、Internal circuit board is made with superior electronic components to ensure stable and high efficiency output. 5、Built-in fuse tube, safe and reliable. Features: 1. Brand new and high quality. 3. With a 5V 2A USB output, this module can charge for cell phones, power bank and other electronic devices. 4. Internal circuit board is made with superior electronic components to ensure stable and high efficiency output. 5. Built-in fuse tube, safe and reliable. Specification: Type: DC-DC power supply Modulation method: Pulse frequency modulation (PFM) Output current: 10A Work efficiency: 92% Output ripple noise: 1db Load adjustment rate: 3% Working temperature: -45~55°C Package weight: Approx. 106g/3.7oz Red wire: Input + Yellow wire: 12V output + Black wire: GND Package List: 1 * DC Converter Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.