KLLni, 3 tubes, with 4-pin plug-in base for operation with electronic ballast, Constant. Product features: Average service life: 20,000 hours (with QUICKTRONIC®). Color rendering index Ra: 80. Luminous flux >90% in a temperature range of +10+70 °C. Dimmable (3100%). Short and compact plug-in base lamp in 3-tube technology. Single-sided 4-pin plug-in base GX24q with shortened base box. Product advantages: Very economical. Excellent luminous flux at high and low ambient temperatures. Good light quality. Long service life. Improved maintenance. Areas of application: Street and city lighting. Industrial lighting. Hot luminaires. Places with special thermal requirements. Outdoor applications only in suitable luminaires. Technical equipment: Suitable for operation with electronic ballasts.