Upgraded 4 in 1 Marine Switch Panel, 36W QC 3.0 Dual USB Outlet & Cigarette Lighter Socket & LED Voltmeter & LED ON/Off Rocker Toggle Switch for Truck Car Marine Boats RV - Linkstyle, A349000-L001785990FBA

• UPGRADED 4 IN 1 CHARGER SOCKET PANEL: This 12v socket panel designed with dual USB socket + voltmeter + 12v cigarette lighter outlet + LED On/Off toggle switch. The four port positions are designed to be DIY and detachable, you can also replace it with other charger sockets. DUAL QC 3.0 12V USB SOCKET: Dual QC 3.0 12V outlet can charge your two compatible devices at the best speed at the same time. The maximum output power of the USB port is up to 18W, which is 4 times faster than traditional charging. SAFETY PROTECTION: Built-in smart IC technology, which ensures protection against over-current, over-charging, over-heating, and high temperatures. The included wire also has a built-in 10A fuse for overload protection, enhancing safety further. REAL-TIME LED VOLTMETER: With a display 0-30V LED digital voltmeter, you can monitor the real-time voltage of your car or boat battery, reminding you whether the voltage is in normal condition. It is also easy to see and use in the dark. WIDE COMPATIBILITY: The panel's versatility makes it suitable for a wide range of vehicles, including cars, trucks, motorcycles, boats, and RVs, as long as they have a DC 12/24V power supply system. It is compatible with various devices such as smartphones, tablets, and GPS devices ect.