Product Review

Specification:
Color: Black
Material: ABS, Aluminium Plate
Voltage: 12V-24V
USB Output: DC 5V / 4.2A
Power Outlet: DC 12V
Voltmeter Display Range: 0 - 24V
Toggle Switch: 20A 12V DC.
Operating Temperature: -25 degree to 80 degree
USB socket dimension: Approx. 2.9 * 4cm (Screw Diameter * Height)
Voltmeter socket dimension: Approx. 2.8 * 1.6cm (Screw Diameter * Height)
Power socket dimension: Approx. 2.9 * 4cm (Screw Diameter * Height)
ON-OFF Toggle Switch: Approx. 2.9 * 1.8cm (Screw Diameter * Height)
Six hole panel dimension: Approx. 15 * 10.5 * 0.3cm (L * W * H)
Package Weight: 260g / 9.2oz

Package Contents:
1 * Multi-Functions Panel
4 * Mounting Screws
13 * Insulated Terminals
Not Included Connection Wires

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.