DC-DC Step-down Buck Converter DC 4.5-40V To 5V 2A USB

$5.99

2 in stock

  • Description

    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: 58mm * 21mm * 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, Tablet 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 off, parameter setting will automatically save.

    Applications:
    1.Car / motorcycle battery voltage monitor or other voltage measurements
    2.USB Charger for Mobile phone, MP3, Tablet PC or other electronic products

    Please Note: this module defaults to D+,D- shorted,

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