... example, our 8W, 10W,18W, 20W LED tubes can replace 16W, 20W,36W and 40W traditional fluorescent tubes accordingly. ... need maintenance, long life of LEDs, no trouble of replace parts of narmal fluorescent tube.* No flash, AC driving, stable ... ,* No electromagnetism interference, no high power switch and inductance parts, no environment electromagnetism pollution.* High power complication, no transformer ...