DC-DC 4.5-40V Step Down 5V/2A USB output charge mobile

Name: Step down voltmeter module
Input voltage: DC 4.5 ~ 40V
Output voltage: 5V (when the input voltage is between 6.5V ~ 40V)
Output current: 2A
Application: can be used on car, electric bike, motorcycle for voltage measurement and to charge phone, iPad, Mp3 etc.

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