Feature

●Please note: The voltage reading will be visible only by connecting to the battery and the voltage also can be read when the cover is engaged , Charging wire will also affect the charging speed,The original charging wire inside the copper wire is more than ten will directly affect the charging speed,Please check wheather your charging wire is original.
●High and Low Temperature Resistant Nylon Flame Retardant Materials, Totally Environment Friendly, working temperature from -40 Celsius Degree to 85 Celsius Degree. IP65 WATERPROOF Design,effectively protects the charger against sudden splashes
●Dual USB interface design with single output of 2.1A (max total output of 4.2A), it quickly charges for most smartphones, tablets, GPS, digital camera, PSP/MP3/MP4 and other USB-devices
●Ideal for on the go family that requires charger in travelling,CE & ROHS certification with Overload, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in converse connection protection that ensures the circuit wont be burnt out if wrong wiring.
●LED illuminated USB charging socket with Rubber Seals, Fits any 12V-24V RV Yacht SUV Motorcycle Ship Boat Marine Van ect.With our strict quality control system, we test each item and 100% ensure in good condition before we ship.


Description

Features:
Power Input: DC 12V-24V
USB Output Voltage: 5V
Output Current: 4.2A
Operating Temperature: -40 to 85℃
Product Dimension: 5.2cm x 2.5cm (2.05in x 0.98in)

CE & ROHS certification with Overload, Over-current and Short Circuit Protection to ensure charging safety, meanwhile, built-in converse connection protection that ensures the circuit wont be burnt out if wrong wiring,

Comes with front cap can protect the two charging ports from water drop,dust, etc

Multifunctional product with Blue,Green,Red LED indicator light, perfect for night use.

Easy installation: General size suitable mounting to any vehicles.

Dustproof material can be used for the interior and exterior application.

Combined dual USB interfaces and LED digital display voltmeter into a combo. With built-in intelligent voltage monitor, 2-in-1 voltmeter is able to show you an accurate voltage value at anytime while youre driving, helping you to easily notice the battery running condition.

Apply to all USB charging mobile phones or other electronic products. Run multiple accessories at one time, very convenient and easy to use.

Wide Operating Voltage Range:It is specially designed to steadily work at the operating range of 12-24 volt, suitable for most SUV, ATV, UTV, Scooter, Snowmobile, Street Bike, Car, boat, Marine, camper, etc.

Note:
Regarding the each usb port 2.1A, it meant the maxi ampere of each usb port is 2.1A, if your device has no 2.1A itself, you use the ammeter could not test 2.1A. and you can use the device has 2.1 itself, for example: you can use ipad to test it, it can prove each usb port is 2.1A.

Charging wire will also affect the charging speed,The original charging wire inside the copper wire is more than ten will directly affect the charging speed,Please check wheather your charging wire is original.