Features: 

Great For Traffic Advisor: This windshield traffic advisor strobe light bar features 4 LED modules with a total of 32 high power LEDs. Improved lens that allows the brightness to be magnified and be seen at a greater distance, even visible during daytime conditions. lifespan over 50,000 hours.
Upgraded Stabile Installation: Includes 4 strong and stable suction cups brackets. Large suction cup contact surface, washable and reusable with vacuum lock adding secure install. Upgraded design firmly mounts on a smooth windshield surface.We have an extra strong and stable suction cup holder for backup
Convenient Control Box: Handy power switch to turn on and off with a digital pattern display screen. 20 different warnings flashing patterns to choose from. Includes an 16.4FT straight cable control switch panel with a 12V cigarette adapter16.4Ft
For Multi-purpose Use: This hazard emergency warning flashing light bar is excellent for front or rear interior windshield use. Great for security, undercover work, construction, quick responders, police and law enforcement vehicles, volunteer service, etc.
Easy Installation: This hazard emergency safety light bar is not only for windshield mounting, but can also mount with the included nuts and bolts for end 'L' brackets. 59-inch cable with built-in splitter and sealed connectors to sync both light bars.

Specification:

LED Chips: 3030 Chips, 3W/LED
Power: 2*48W
Working Voltage: DC 12-24V
LED Source: LED
Led Color: Red&Blue
Light Mode: 20 Pattern
Switch Panel: Yes
Connection: Cigarette Adapter
Wire Length:16.4Ft Cigarette Adapter+16.4Ft Control Switch Panel+5Ft 2 in 1 Connect Wire
Lifespan:over 50,000 hours.

Package Included:

2 x 16 LED Red&Blue Emergency Traffic Advisor Strobe Light Bar
1 x 16.4Ft Cigarette Adapter
1 x 16.4Ft Control Switch Panel
1 x 5Ft 2 in 1 Connect Wire
4 x Suction Cups&Brackets
1 x Suction Cup Holder for backup
2 x Nuts and Bolts for End 'L' Brackets