Specification: LED Colour: White / Blue / Green Shell Color: White / Yellow Style: Blank without Printing Shell Dimensions? Approx. 305 x 90 x 90mm/13.7 x 3.5 x 3.5inch Casing material: waterproof sealed plastic +Magnet Attachment: Magnetic base Power: via vehicle electrics Vehicle Voltage: DC 12V Rated Power: 5W Fitment: Suitable for all kinds of vehicles with 12V working voltage Package includes: 1 x Cab Roof LED Light (With 3 Meter Power Plug Line) Brand new and boxed Simple installation ; The Bottom of the product has a magnetic base; With a 3-meter long power cord, you can use it on the roof. Blank without Printing Shell, DIY by yourself Note: -Because the magnetic base is adsorbed on the roof, it is forbidden to use at high speed. -Maximum speed limit 120 km/h -Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) -Color may be slightly different from the pictures because of different screen and light.