Perimeter Warning light, car strobe light. 

Features: 
Generation III high power LED, surface mount lighthead 
Weather and vibration resistant 
Pre-programmed 22 flash patterns 
Alternating or simultaneous flashing available 

Technical Specifications: 
Voltage: 12-24 VDC 
4 pcs of 1W LED 
Led cover available: Amber, blue, red, white, green 
Lens: TIR 

Dimensions: 
4" wide x 1.1" high x 0.8" deep