Valcom's V-998-BL, Blue colored LED Strobe, provides a cost effective and versatile solution to applications requiring visual alerts or strobes. The V-998-BL is ideal for corporate applications, educational institutions, entertainment complexes, industrial facilities, government buildings, healthcare facilities, transportation terminals or anywhere the need for critical alerts/public address exists. The V-998-BL is used with the Auxiliary Relay Unit for strobe activation and is expandable up to 6 relays by adding an expansion board.