Specifications:
Input voltage: DC 4.5 ~ 40V.
Output voltage: 5V (when the input voltage is between 6.5V ~ 40V).
Output current: 2A.
Protection Function: Reverse polarity protection, Over-current protection, Over-temperature protection
Output Indicator: USB power supply output indicator
Connection: Terminal

Calibration:
1. In the normal working status, long press "Output Enable" button 2 seconds then release, voltmeter flashes.
2. Touch the "Output Enable" button, the voltage increases one unit, touch the "Low Power" button, the voltage reduce one unit(one unit is less than 0.1V)
3. After voltage adjustment, long press the "Output Enable" button for 2 seconds then release. If power off, parameter setting will automatically save.

Note:
1. This module default D + D- short, most of the cell phone charger is compatible, and set aside a variety of mobile phones identification resistor installation location, if you need to add the identification resistor, please connect D + D- wires cut,then added.
2. Makde sure the input voltage within the work range.

Package Included:
2 x USB Buck Converter
1 x 19.6"AWG Wire