Cigarette Lighter for Car Backup Camera and Electronics - Reliable 12V

In this review the GreenYi Cigarette Lighter for Car Backup Camera and Electronics is evaluated for drivers who need a simple, reliable 12V power solution. The bottom line: it is best for DIY installs and owners of portable vehicle electronics because it provides a standard 5.5mm x 2.1mm connector, an inline switch and a built-in 2A fuse that protect gear while offering flexible cable options. For anyone adding a backup camera, GPS, DVR or small monitor without hardwiring, this kit delivers convenience and clear value.

Key Features

• Standard Connector Size: The 5.5mm x 2.1mm connector fits most DC plugs so it works with a wide range of vehicle electronics without adapters.
• Input and Output: Accepts DC 12-24V input and provides a regulated 12V output suitable for cameras, DVRs and monitors.
• Built-in Protection: The inline 2A fuse reduces risk to connected devices and wiring during faults or short circuits.
• On/off Switch with Indicator: A convenient switch and power indicator let the user control power to accessories without unplugging the cable.
• Extension and Test Accessories: Includes a 5ft extension, DC adapter plug and a short test cable for quick bench or vehicle checks.
• Durable Construction: Heatproof ABS housing and pure copper wiring make the cable robust for vehicle use and frequent handling.

Who It's For

This product is ideal for vehicle owners installing or testing small electronics such as backup cameras, dash DVRs, portable monitors, GPS units or Bluetooth speakers that accept a 5.5mm x 2.1mm DC plug. It suits DIY installers who want a plug-and-play cigarette lighter lead with an inline switch and protection so they can avoid immediate hardwiring.

It is less appropriate for high-current devices that demand more than 2A or for installations that require a fused OEM hardwired circuit; those users should select a higher-current or dedicated wiring solution. It is also not a substitute for a permanent professional hardwire when that is required.

Pros & Cons

Pros

• Practical kit with extension, adapter and test cable makes installation and troubleshooting straightforward.
• Built-in 2A fuse and indicator light add safety and quick status feedback for in-car use.
• Standard 5.5mm x 2.1mm connector and 12-24V input cover most small vehicle electronics and vehicle types.
• Quality materials such as heatproof ABS and copper wiring feel durable for regular use.

Cons

• Maximum current is under 2A, so it will not support higher-draw devices or heavy accessories.
• The kit is aimed at temporary or portable use rather than permanent OEM-style hardwiring.

Specifications

Connector Size	5.5mm x 2.1mm (11mm x 5.5mm x 2.1mm overall)
Input	DC 12-24V
Output	12V
Max Current	<2A (built-in 2A fuse)
Included Cables	6.7ft lighter cable, 5ft DC extension, 0.8ft test cable
Extras	DC adapter plug, mini screwdriver, T-tap set, panel removal tool

Our Verdict

The GreenYi cigarette lighter cable is a sensible, affordable choice for anyone who needs a safe, portable 12V feed for backup cameras, DVRs, monitors or small accessories. With a standard connector, useful accessories and a built-in 2A fuse, it delivers reliable functionality for DIY installs and testing, though users with higher current needs should choose a heavier-duty solution.

Frequently Asked Questions

Will this power a backup camera?
Yes, it supplies 12V and the common 5.5mm x 2.1mm connector works with most backup cameras that accept that plug size.

Can it be used on trucks or boats?
Yes, the 12-24V input range covers cars, trucks, buses, RVs and many boats with compatible 12V systems.

What if my device draws more current?
Devices that need more than 2A will not be supported; consider a higher-current adapter or hardwired solution for those loads.