MAIN CHARACTERISTICS range compatibility HARMONY XVM OPTIMUM accessory / separate part category LIGHTING ACCESSORY accessory / separate part type FLASH DISCHARGE TUBE accessory / separate part designation FLASH DISCHARGE TUBE accessory / separate part destination BEACON AND INDICATOR BANK bulb base BA 15D signalling type FLASHING [Us] rated supply voltage 120 V AC sale per indivisible quantity 1 COMPLEMETARY CHARACTERISTICS flash energy 0.8 J flashing frequency 0.8 HZ product weight 0.022 KG