3X(DIY Four Hole Panel Base; Dual USB Socket + Voltmeter + 12V Outlet + Toggle Switch. USB socket output: DC 5V / 4.2A; Power outlet: DC 12V; Voltmeter display range: 0 - 24V.
Small size and excellent performance.Easy to install, convenient to use.Widely used for car, truck, Rv, ATV, boat, etc. About the switch hole, It could be used for a . Can Not be used to light .If you 't need the switch for a while. So enjoy it depend on what you wold like it to be. It has two different use, why not ordering it now
Widely used with electric equipment for power supply:Vehicle,GPS,DVR, mobile phone, camera. Tight cap of lighter socket protect the ports when not in use.
Waterproof or Dustproof for the interior or exterior application.
Fitment: Fit for many vehicles(Car,Boat,Motorcycle,Marine,UTV/ATV,RV,Truck, Vehicles) to install the dashboard area where use mobile

Specifications:
Color: Black
Material: ABS
Voltmeter socket dimension: . 2.8 * 1.6cm (Screw Diameter * Height)
USB socket dimension: . 2.9 * 4cm (Screw Diameter * Height)
Power socket dimension: . 2.9 * 4cm (Screw Diameter * Height)
ON-OFF Toggle Switch: . 2.9 * 1.8cm (Screw Diameter * Height)
Four hole panel dimension: . 10.5 * 8.7 * 0.5cm (L * W * H)
Switch AND Voltmeter :
The to control and with the blue light to remind poeple when the switch on.
Voltage display can timely display the battery voltage whether in the normal use range or not and with blue digital display to let you know the battery's voltage accurate data.
Dual USB AND lighter:
Input: 12/24V only;
Output: 5V-4.2A(2.1A+2.1A),with LED diaplay.
devices .
Gentle Reminder:Gentle Reminder:
Check maximum voltage on devices to in advance.

Package Contents:
1 X Four Hole Panel Base
1 X Dual USB Socket
1 X LED Voltmeter
1 X)