A T5 Watt-Miser™ High Efficiency Linear Fluorescent lamp, non-dimmable, suitable for retail, office, school, commercial, industrial application. T5 Watt-Miser™ lamp with a long life of 25,000 hours consume 5% less energy compared with today standard-wattage T5 lamp on the market, without compromising lumen output as verified also by independent test-house. 5% energy saving is achieved based on test procedures using current controlled ballasts. When power controlled ballast is used, this lamp will run at ballast rated wattage and lamps will give additional light no adverse effect would be experienced on lamp life. Full energy saving will be reached after lamp have been seasoned for 100 hours.