Brand Name: NEKEKE
Model Number: RSP8
Color:Black
Warranty:1 Year
Voltage:12 V/24 V
USB Port Output: DC 5 V/4.2 A
Power Outlet: DC 12 V
Voltmeter display range: 6-30 V
Overload protection: 12-24 V, 15 A DC
Certificate: CE ROHS
Material:ABS, Aluminium Plate
Operating Temperature: -25 degree to 80 degree
Socket Voltage*1, Power Socket*1, USB Socket*1
Fit for:Car / Boat / Marine / ATV etc

Note:Regarding the each USB port 2.1 A. it meant the maxi ampere of each USB port 2.1 A, if you device has no 2.1 A itself, you use the ammeter could not test 2.1 A. 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 2.1 A.