0.200 OMR

Description

It is buck voltage power supply board, auto battery voltmeter, and 5V USB charger..
“Output Enable" button for USB output and "low power" button for low power-consumption mode..
With reverse polarity protection, meaning the module would not burn when wires are connected reversely..
Has red USB LED indicator which lights on when there is power supply..
Voltmeter can be calibrated; with over-current and over-heating protection; high working efficiency and low ripple..
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Parameters: Input voltage/ voltmeter range: DC 4.5~40V (please input voltage 6.5 ~ 40V , then can get a 5.0V stabilize output) Output voltage/current: 5V/2A Module dimensions: 58 x 21mm x 10mm (L*W*H) Net weight: 13g Instructions for use: After power-on, the voltmeter displays, if you need to charge such devices as phone, PC, MP3, press the "Output Enable" button, then the USB power indicator lights, USB output 5.0V; if you need to turn off the digital display, press the "low power" button, then enter low-power standby mode and USB output shutdown. Voltmeter calibration method: 1.when the voltage meter display, 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, reduce one voltage reduction unit(one unit is less than 0.1V) 3.After the voltage adjustment is completed, please press the "Output Enable" button for 2 seconds then release, exit voltage calibration mode. If power’s off, parameter setting will automatically save. Applications: 1.Car / motorcycle battery voltage monitor or other voltage measurements 2.USB Charger for Mobile phone, MP3, PC or other electronic products Please Note: this module defaults to D+,D- shorted, compatible with most of cell phone charging, if you need to install identification resistor such as for iPhone, please cut off the red line position Package include: 1x DC/DC Converter Digital Voltmeter Display USB Charger

Reviews

DROK® DC-DC Buck Converter 4.5-40V 12V to 5V/2A Step-down Voltage Regulator Power Supply Module 5V USB Charger with LED Voltmeter display

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