KLLni, 2 tubes, with 4-pin plug-in base for operation with electronic ballast. Product features: Average service life: 20,000 hours (with QUICKTRONIC®). Color rendering index Ra: 80. Dimmable (3100%). Short and compact plug-in base lamp with 2-tube technology. Single-sided 4-pin plug-in base G24q. Operation with battery, solar and mains power in conjunction with suitable electronic control gear. Product advantages: Extremely economical. Good light quality. Extremely high luminous flux. Long service life. Improved maintenance. OSRAM System+ guarantee in combination with OSRAM QUICKTRONIC® electronic ballast. Areas of application: Offices, public facilities. Shops. Supermarkets and department stores. Hotels, restaurants. Industry. Technical equipment: Suitable for operation with electronic ballasts.