Nilight 48-01A 12-Inch Green Magnetic Roof Strobe Light

The Nilight 48-01A is a green, 12-inch roof-mounted LED strobe light with a magnetic base and vehicle-plug power. Its 16 selectable flash patterns and quick, drill-free mounting suit low-speed work vehicles, but the listing says the magnets attach to iron only and warns against use above 40 mph.

At a glance

Two magnetic cups with 14 magnets are claimed for quick roof installation without drilling.
A dual-switch vehicle plug controls power and changes among 16 flash patterns, with last-pattern memory claimed.
The listing describes a 48-LED green light for 12–24V DC vehicles.

Price

$24.79Save 20%

Reference price: ~~$30.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

Magnetic mounting avoids drilling and is described as plug-and-play.
Sixteen patterns and a momentary pattern-change switch provide multiple flashing options.
A 9.5-foot cable is specified for reaching from the vehicle outlet to the roof.

Technical specifications

22 specifications

Identity and lighting
Brand	Nilight
Model	48-01A
Light source	LED
LED count	48
Color	Green
Flash patterns	16

Power and controls
Power configuration	Corded Electric
Input voltage	12-24V DC
Light wattage	4.8 watts
Vehicle plug	Cigarette Lighter Plug
Wire length	9.5 FT
Inline fuse	10A
Switches	ON/OFF switch and momentary switch

Dimensions and installation
Mounting type	Magnetic Mount
Form factor	Rectangular
Dimensions	12"L x 6.6"W x 2.5"H
Weight	1.2 pounds
Magnet count	14 PCS

Materials and warranty
Material	Acrylonitrile Butadiene Styrene (ABS)
Shade material	abs,metal,pc
Finish	Unfinished
Warranty description	2 years warranty.

What to know before buying

Listing details to confirm

The listing restricts use to low-speed or stationary conditions and gives conflicting speed guidance: one section says not above 40 mph, while another says to remove it before driving above 45 mph. It also lists the light as green, but the description says amber and white, and gives both 12V and 12–24V power descriptions. Confirm the selected version and its applicable limits. Magnets are stated to hold on iron, not aluminum alloy or stainless steel. Check local regulations before use, and consider customer reports of inconsistent magnetic hold and lights falling off before relying on roof mounting.

What’s in the box

Included

Roof-top strobe light bar

Who is it for?

A good fit for

Work vehicles used at low speed or while stationary, such as tractors, snowplows, construction vehicles and service vehicles.
Buyers who want a plug-powered rooftop warning light with multiple flash patterns and magnetic installation.

Less suited to

High-speed driving or highway use.
Vehicles whose mounting surface is aluminum alloy, stainless steel or another non-iron material.

Nilight 48-01A 12-Inch Green Magnetic Roof Strobe Light · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 1,270 ratings

5 stars78%78%
4 stars11%11%
3 stars5%5%
2 stars2%2%
1 star4%4%

Customer feedback reports that the light works well, is easy to install and provides good visibility. Reports about magnetic hold and durability are mixed, and some customers say the light falls off the roof. Those concerns matter particularly because this is a magnetic rooftop unit intended for low-speed or stationary use. Aggregate ratings are mostly five-star, but ratings alone do not establish performance or explain individual experiences.

Positive themes

Customers report easy installation and good visibility.
Some customers describe the magnetic hold and durability positively.

Negative themes

Some customers report weak magnetic hold, short durability or the light falling off the roof.

Mixed feedback

Magnet strength and durability receive mixed customer feedback.

Frequently asked questions

What powers the Nilight 48-01A?

The listing describes a corded light with a cigarette-lighter plug and gives a 12–24V DC input specification. It also includes a separate 12V description, so check the selected listing details for the applicable version.

Will the magnetic base attach to any vehicle roof?

No. The listing says the magnets hold on iron and do not hold on aluminum alloy or stainless steel. Customer feedback also reports mixed magnetic strength and stability.

Can it be used while driving at highway speed?

The listing does not recommend high-speed use. It gives differing limits of 40 mph and 45 mph, so confirm the applicable guidance and do not treat it as a highway-speed light.

What comes in the package?

The manufacturer’s included-components field names a roof-top strobe light bar. It does not enumerate the plug, magnets or other accessories separately.