Superior LEDT8IN23484KC 4 Foot 23 Watt, Internal driver, Transparent cover, G13, T8 LED Tube Light Color Temp: 4000K Lumens: 2,300 CRI: 83, Voltage: 100~277 VAC LM80 approved with 100,000 hours lifespan With UL, FCC, CE, DLC and RoHS certficate