This single filament lamp made with UV reduced Quartz glass. Beam angle is controlled by positioning the filament inside the envelope.   ECE category Voltage Wattage Lumens Base H3 12 55 1450 PK22S H3 24 70 1700 PK22S - 12 100 2400 PK22S - 24 100 2400 PK22S 'E' approved where applicable Copyright © Compact Electric Limited design : DNM