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  • $16.77
  • Free 30-day Returns
  • Ships from China.
    Sold by ThermalNest

    Shipped by ThermalNest

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    Meet Your Seller

    AJMRTC Car USB Charger Buck Converter Module, 4.5V-40V Wide Input Voltage, 5V 2A Output with Dual-Wire Voltmeter, DC-DC Step Down Power Supply Board for Automotive Electronic DIY Projects

    • - Wide 4.5V to 40V DC input range, converts high voltage down to stable 5V 2A USB power output
    • - Integrated dual-wire voltmeter to display real-time input voltage for convenient voltage monitoring
    • - DC-DC buck step-down design, high conversion efficiency and low heat during operation
    • - Built-in over-current, over-voltage and short circuit protection to safeguard connected devices
    • - Compact module, easy to install in vehicles, ideal for car power transformation and DIY builds
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    AJMRTC car USB charger buck converter is a DC-DC step-down power module with voltmeter function. It accepts wide input voltage from 4.5V to 40V and outputs steady 5V 2A power for USB devices. The dual-wire voltmeter shows real-time input voltage, helping you check power status at a glance. Multiple protection functions prevent damage from short circuit, over-current and over-voltage. It generates little heat and maintains high efficiency. Perfect for car power modification, supplying power to onboard electronic equipment and various DC power DIY projects.


    Specifications
    1. Brand: AJMRTC
    2. Model: Car USB Charger Buck Converter
    3. Input Voltage: DC 4.5V - 40V
    4. Output: 5V 2A
    5. Feature: With Dual-Wire Voltmeter
    6. Topology: DC-DC Buck Step Down
    7. Application: Automotive Power Supply, Electronic DIY Projects


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