Ultra-slim beacon with multi-voltage 12-24V DC with waterproof and vibration resistant design. With Class 1 SAE output, multiple units can be synchronized to flash simultaneously. Featuring 7 selectable flash patterns and reverse polarity protection so unit will not be damaged if installed incorrectly. Key Features: Multiple Units Can Be Synchronized Waterproof to IP67 Rating Reverse Polarity Protection Item #'s: UT-MX1000 -2 Specifications Product LxWxH 4.4in x 4.4in x 1.8in Input Voltage 12-24V DC LEDs 18 Current Draw 1.7A at 12V, 0.85A at 24V Flash Patterns 7 (Single Flash, Double Flash, Double Flash (slow), Triple Flash, Quad Flash, Mega Flash, Rotate, Off IP Rating IP67 Temperature -30?C to 60?C