Secures to front of line-voltage Sportster head (sold separately) and holds up to two lenses or louvers (sold separately). Lamps not included. 120 volt PAR16 GU10 lamp up to 50 watts. Line-Voltage CMH MR16 lamp up to 39 watts. Line-Voltage PAR20 lamp up to 50 watts. Line-Voltage CMH PAR20 lamp up to 39 watts. Line-Voltage PAR30 lamp up to 75 watts. Line-Voltage CMH PAR30 Long lamp up to 70 watts. Line-Voltage PAR38 lamp up to 120 watts.