DC to DC BUCK Converter Regulator 4.5-40V 12V to 5V/2A Step Down USB Charger Voltmeter

  • Item ID #090945

List Price: $13.59 Our Price: $6.62Save 51%

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It's a DC to DC BUCK Converter,Input voltage: DC 4.5~40V,Output voltage current: 5V/2A,it uses to Car / motorcycle battery voltage monitoring, or other voltage measurements,USB Charger for Mobile phone, MP3, Tablet PC or other electronic products.

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  • 1, voltmeter range:. DC4.5 ~ 40V
  • 2, Input voltage: DC 4.5~40V (please input voltage dc 6.5-40V , then can get a 5.0V stabilize output)
  • 3, Output voltage current: 5V/2A
  • 4, one button "Output Enable" switch USB output, one button "Low Power" turn off the voltmeter display
  • 5, Voltmeter display can be calibrated
  • 6, with reverse polarity protection, with over current, over temperature protection
  • 7, with USB power indicator
  • 8, with terminal for easy access lines
  • 9, high-efficiency, low ripple
  • 10, Module dimensions: 58mm * 21mm * 10mm (L*W*H)
  • 11, Net weight: 13g

Instructions for use:
  • After power-on, the voltmeter digital display, if need to charge phone,Tablet PC, MP3 , please press the "Output Enable" button, then the USB power indicator lights, USB output 5.0V; if need to turn off the digital display, please press "low power" button, then enter the low-power standby mode, 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.

  • Car / motorcycle battery voltage monitoring, or other voltage measurements.
  • USB Charger for Mobile phone, MP3, Tablet PC or other electronic products.

Please Note: this module defaults to D+,D- shorted, compatible with most of the cell phone charging, if need to install identification resistor, such as IPhone please cut off the red line position
Package include:
  • 1x DC Converter+Voltmeter+USB Charger


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