High quality 15W led tube 1.Energy-saving compared with traditional fluorescent lamp 2.Heat less than 45 degree during ... to 60HzLuminous efficiency: 110lm/W (equal to 40W traditional fluorescent T8 tube)Luminous flux: 1,620lm ± 10%Color temperature: 5,500 ... periodComplete quality control system, ISO/TS 16946:2002Applications: Suitable for general lighting systems, such as garages, hotels, hospitals, ...