1) LED Quantity: 624pcs SMD3528 2) Dimension: 2383/30mm 3) Input Voltage: AC100-277V (UL approval LED Driver) 4) Luminous flux: 4000-4400LM 5) Life Span: 50k Hrs 6) Color Temperature:2700-3500K,4250-4750K,5500-6500K,7000-10000K 7) Power: 40W 8) Half Aluminum Heat Sink + Half PC Cover 9)Frosted,Stripe, Clear PC Cover available 10) CRI>70,CRI>80,CRI>90 available 11) THD0.9 available 13) Energy Class: A, save 35%-80% energy 14) Non isolated led driver, isolated led driver available 15) Replacing traditional fluorescent tube wattage: 18W 16)Warranty:3 years 17)G13 ,FA8, R17d Socket optional. This 8ft LED Tube Light can reaches 4000lm -4400lm,the highest for stripe PC Cover can reach 4400lm, for clear pc cover can reach 4600lm, for 8ft specification, it is very high,can replace F96T12 75W linear fluorescent lamp, such as Osram ,Philips,TLD Super Bright, GE,etc. 730,740,750,760,830,840,850,860,930,940,950,960,color temperature available