4.2A Waterproof Car 2 Port Dual USB Charger Socket Power Outlet with LED Voltmeter for 12-24V Car Boat Marine ATV Motorc

Feature 1 Two USB ports fully for 4 2A and each for 2 1A will automatically detect your devices and charge 2 devices2 At the speed for maximum charging efficiency 3 In real time monitor the status of the battery and electrical system of your car 4 LED indicator with luminous numbers allows you to check data at night or in the dark5 Wire integrated in 10A Built in fuse for overload protection safely charges and without risk of overheating Or daes the devices thereby keeping them safe during charging and prolonging the life of the device 6 The waterproof cover fixes the USB port and leaves it able to work in a spray environment 7 The excellent IP66 waterproof level will help you more in actual use 8 Made from high temperature and low temperature resistant flame retardant polycarbonate material it is durable and very durable 9 This USB charger is suitable for DC 12 24V car boat marine motorcycle ATV RV etc Specification Name Dual usb with voltmeter displayColor Blue Digit Red Digit Green DigitMaterial ABSHole size 29MMMaterial PC flame retardant materialInput voltage 12 24VOutput current 4 2AOutput voltage 5VWiring instructionsThe red wire is connected to the positive pole of the power supply and the black wire is connected to the negative pole of the power supply Fitment It can be used for charging mobile phones tablet computers and on board electrical appliances 12 24V DC voltage can be installed and used Note 1 We provide clear pictures measurements whe