Product: Dream Lighting LED Cabin Lighting Fixture - 4.5" RV Dome Light with Switch
Brand: Dream lighting
Color: Soft White 3500K-with Switch
Look at this dome light please. There is an On/Off switch in the centre of lens.  This little switch brings great convenience for your control. This light is simple but has high lighting efficiency. It has simple design but practical lighting for your vehicle ceiling. This light consumes 5.4 watts to emit bright 320 lumens thanks to advanced LED technology. LED is a reliable lighting source which has long life span of 50,000 hours. Circuit board installed on an aluminum plate provides efficient heat sink. A lens is to soften glare lighting. You could enjoy the bright and soft lighting in your vehicle.This led light is very popular with many automotive manufacturers. 
 
 Specifications 
Input voltage: 12volt DC 
Wattage: 3.8W 
Current draws: 420mA 
 Lighting color: bright warm white 
Lighting angle: 120 degrees 
Luminous flux: 320 lumens 
 Base diameter: 4.5 inch / 114 mm 
Smooth and even light distribution without shadow
Long Lifespan - more than 50,000 hours 
Surface mounted installation
No mounting hardware included 

Little tips
This light is designed for 12volt DC uses, like RVs. For other applications, please get professional electrical instructions for wiring. 
Its diameter is 4.5inch. Please make sure it fits your applications. 
It has a button switch in the centre of the lens. It will NOT work on a wall switch or other external switch.
Wiring: black wire for positive and white wire for negative/ground. Switch the polarity if necessary.
This light embraces the concept of simplicity and low burden.
Ultra bright LED chips inbuilt on the aluminum board emit even and soft lighting distribution through the opaque lens.
Aluminum body allows for efficient heat sink.
Designed with surface mounting construction, all of its screws will be concealed after installation.
It is an upgration of the typical pancake light which avoids lighting shadow.

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