t5 led tube lighting special desgin on integrated body fixture for connnection without dark zone . ETL  PSE  CE certified with 3 years waranty .

 (2) High efficiency >90 lm/w, lower brightness decay and color uniform all the time.
(3) Isolated power, constant-current driver, THD < 15%, no flicker       

 (4) better heatsink for fast heating dissipation to guarantee leds longer life