Light stick, led emergency light bar, led traffic advisor Features: Generation III high power LED, Weather and vibration resistant Pre-programmed 5 kinds flash patterns Alternating or simultaneous flashing available Technical Specifications: Voltage: 12 VDC LED modules can be TIR3, TIR4, TIR6, TIR8 ,TIR9 With 2 kinds of beam per module Led color available: Amber, blue, red, white, green Lens: TIR Mounting by brackets or magent Length: WB16T: 17cm WB26T: 32cm WB36T: 47cm WB46T: 62cm WB56T: 77cm WB66T: 91cm WB76T: 106cm WB86T: 120cm