Compatibility:
Universal for all vehicle with a 12V power source
It can be used for Interior front or rear windshield by Xprite adjustable suction cups bracket (Sold Separately, ASIN: B01HUJNYQK).

Specifications:
LED Bar dimensions: 31.5" ( width ) x 2.5" ( Height )
Cord length: Over 6 Feet to the power switch and mode selector
Number of flashing modes: 13
Number of LED blocks: 7
Number of LED per block: 4

Strobe Modes:
This item includes 7 modes of flashing/strobe. Each panel consists of 4 LED. This Strobe light unit consist of 7 panels for a total of 28 LED.
Mode 1: Flashes between block panel 1 and block panel 2
Mode 2: Flashes from both block panels at same time
Mode 3: Scan from right block panel to left block panel
Mode 4: Scan from left block panel to right block panel
mode 5: Flashes between block panel 1 to block panel 2 a few times follow by flashing all block panels.
Mode 6: All block panel are constant flashing
Mode 7: All LED are constan on. No flash

Package includes:
1x Traffic Advisor Strobe Light Bar
All necessary acc
Instruction Manual

Notice:
In most cases this installation will require you to drill holes. Professional installation is strongly recommended.
10FT Extension Cable Wire Sold Separately, ASIN: B01HYIO0IS
Extension wire cord and cigarette plug combo with last pattern memory recall function Sold Separately, ASIN: B01HYJ111G
Please compare the size of the bar to your installation location before order.
The light bar part is weather proof, it can be used under any conditions. But the kit will be short once wire and control box get wet.