Energy-saving lamp Dulux, tubular shape, short and compact plug-in base lamp in 2-tube technology, very economical, excellent luminous flux, outstanding luminous efficacy, less than half as long as tubular fluorescent lamps, operation on battery, solar and mains power in conjunction with suitable electronic control gear, operation with commercially available ballasts and starters, suitable for operation on electronic and conventional ballasts, long service life, areas of application: Offices, public facilities, shops, supermarkets, hotels, restaurants, industry.