... Indoor Lights. WE have led down light,led panel light,led desk light,led ceiling light,led spot light,led grille down light,led bulb,led tube,led ceiling mounted light,led flash light,led night light,led pat light ... 90%Frequency Range50~60HzTotal Harmonic Distortion<15%Power Factor≥90%Color Rendering Index(CRI)> ... -service dept. both work for you,high efficiency of communication;3).report order status ...