Dual USB Car Charger with LED Voltmeter – 18W Fast Charge

Dual USB Car Charger with LED Voltmeter Display

Keep your devices powered on the go with this smart Dual USB Car Charger featuring a built-in LED voltmeter display. Plug it into your vehicle's 12V or 24V socket and enjoy fast, efficient charging for two devices at once — all while monitoring your car battery's voltage in real time.

Designed for everyday drivers who want both convenience and confidence, this compact charger fits discreetly in your car's power port and delivers up to 18W of output power across two USB ports simultaneously.

Key Features

• Real-Time Voltage Monitoring: The LED display shows your car battery's voltage when no device is connected — stay informed about your vehicle's electrical health at a glance.
• Dual USB Ports: Charge two devices at the same time — perfect for driver and passenger.
• Live Current Display: Automatically switches to show the charging current when a device is plugged in.
• Built-In Overcurrent & Overvoltage Protection: Smart chips safeguard your devices from electrical irregularities.
• Smart Thermal Management: An integrated temperature reduction system keeps internal components cool, ensuring reliable performance and extending the charger's lifespan.
• Wide Compatibility: Works with 12V and 24V vehicles — cars, trucks, SUVs, and more.
• Compact & Durable ABS Body: Sleek, lightweight design available in Blue, Ice Blue, Red, and Green.

Specifications

• Material: ABS
• Input: 12V – 24V DC
• Output: 5V
• Max Power: 18W (≤37.5W peak)
• Colors Available: Blue / Ice Blue / Red / Green
• Dimensions: Approx. 57 × 23 × 33 mm
• Certification: CE Certified
• Country of Origin: Made in China

What's in the Box

• 1 × Dual USB Car Charger with LED Voltmeter Display

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Learn more: FuelEconomy.gov on vehicle maintenance

Frequently Asked Questions

Q: Will this dual USB car charger work in both 12V and 24V vehicles?

A: Yes! This car charger is compatible with both 12V and 24V DC power sources, making it suitable for standard passenger cars as well as trucks, vans, and SUVs.

Q: What does the LED voltmeter display show?

A: When no device is connected, the LED display shows your car battery's real-time voltage. When a device is plugged in and charging, it automatically switches to display the live charging current — so you always know exactly what's happening.

Q: Can I charge two devices at the same time?

A: Absolutely. This charger features two USB ports so you can charge two smartphones, tablets, or other USB-powered devices simultaneously, each protected by the built-in smart chip circuitry.

Q: Is this charger safe to leave plugged in?

A: Yes. The built-in overcurrent and overvoltage protection, combined with the smart thermal management system, keep both the charger and your devices safe during extended use.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.