4 In 1 DIY Toggle Switch Panel With Plug And Play Dual USB Socket LED Voltmeter 12V DC Outlet And ON OFF Switch For Marine Boat Truck Car Real Time Voltage Readout And Easy Installation

4-in-1 LED voltmeter toggle panel for vehicles and boats
✔️ Dual USB, real-time voltmeter, 12V outlet, ON/OFF switch

This 4 in 1 DIY toggle switch panel combines a dual USB socket, a real-time LED voltmeter, a 12V DC outlet, and an ON/OFF toggle in one compact unit. It’s ideal for marine, automotive, RV, and truck installations where space is tight and monitoring is crucial.

✅ Real-time LED voltmeter shows battery status
✅ Dual USB ports provide 5V/2.1A charging each
✅ 10A fuse protects against overload and overheating
✅ 12V DC outlet with ON/OFF control, panel is detachable
✅ Includes wiring harnesses, mounting screws, and wiring diagram
Color: Blue

💡 What is a common use case for a 4 in 1 toggle switch panel with voltmeter?

It's handy for 12-24V systems where you need quick power access and live voltage monitoring. - Handy for marine boats, cars, trucks, and RVs - Real-time voltage readout helps prevent battery drain - USB charging plus 12V outlet saves space and simplifies wiring - Includes wiring diagram for quick install