Product advantages: Very economical. Excellent luminous flux. Excellent light output. Long service life. OSRAM System+ guarantee in combination with OSRAM QUICKTRONIC EVG. Less than half as long as tubular fluorescent lamps. Improved maintenance. Product features: Short and compact plug-in base lamp in 2-tube technology. Single-sided 4-pin plug-in base 2G11. Dimmable (1,100% with QUICKTRONIC® QTi DALI/DIM). Color rendering index Ra: 80.89. Average service life: 20,000 hours (with QUICKTRONIC). Operation on battery, solar and mains power in conjunction with suitable electronic control gear. Also available in blue. Areas of application: Offices, public facilities. Shops. Supermarkets and department stores. Hotels, restaurants. Industry. Technical equipment: Operation with commercially available ballasts and starters. Suitable for operation with electronic and conventional ballasts.