... , Wide beam Angle:210 2, Hight Brightness and Quality 3, T5,T8 or T10;0.6M 0.9M,1.2M,1.5M ... 2700K~6500K color temperature 4,Operating Temperature from -10°C to +40° C Benefits 1,50%~ 70% energy saving than traditional ... complaint 3, 40,000 hours lifetime 4, Easy to install, using same interface with traditional lamp Application Information1,Family use2,School, University, Hospital ...