Feature:
2.1A 4.2A 24V 12V DC Dual Port USB Socket Car Voltmeter Charger for Marine

Specifications:
Application:Charges all USB devices including Apple and Android mobile phones
Input Voltage:12 - 24 VDC
Output Power:5V 3.1A (2.1A + 1A) real current output with digital voltmeter display
Connections Input:6.35mm push-in flat blade connectors
LED Display:Blue, red, green led digital display voltmeter
Certification:CE EMC LVD Directive, RoHS, FCC listed
Installation:DC12V - 24V vehicles, car, motorcycle, bus, truck, boat, marine, rv, etc.
Weight:27.7g