DROK DC-DC Buck Voltage Converter 6.5-12V to 5V 2A Step-down Volt Transformer Stabilizer Voltage Regulator Module with USB Output

DROK DC-DC Buck Voltage Converter 6.5-12V to 5V 2A Step-down Volt Transformer Stabilizer Voltage Regulator Module with USB Output

<p>Parameters: <br />Input voltage/ voltmeter range: DC 4.5~12V (please input voltage 6.5 ~ 12V , then can get a 5.0V stabilize output) <br />Output voltage/current: 5V/2A</p> <p>Instructions for use: <br />After power-on, the voltmeter displays, if you need to charge such devices as phone, Tablet PC, MP3, press the "Output Enable" button,<br />then the USB power indicator lights, USB output 5.0V; <br />if you need to turn off the digital display, press the "low power" button, <br />then enter low-power standby mode and USB output shutdown.</p> <p>Voltmeter calibration method: <br />1.when the voltage meter display, press "Output Enable" button 2 seconds then release, voltmeter flashes. <br />2.Touch the "Output Enable" button, the voltage increases one unit,<br />touch the "Low Power" button, reduce one voltage reduction unit(one unit is less than 0.1V) <br />3.After the voltage adjustment is completed, please press the "Output Enable" button for 2 seconds then release, exit voltage calibration mode.<br />If power off, parameter setting will automatically save.</p> <p>Applications: <br />1.Car / motorcycle battery voltage monitor or other voltage measurements <br />2.USB Charger for Mobile phone, MP3, Tablet PC or other electronic products</p> <p>Please Note: <br />This module defaults to D+,D- shorted, compatible with most of cell phone charging, <br />if you need to install identification resistor such as for IPhone, please cut off the red line position <br />Please note the input voltage before using.</p> <p>Package include: <br />1x DC/DC Buck Converter</p>