Pabrikan lampu LED, pikeun ngenalkeun sakedap metoda ngaidentipikasi kualitas sumber cahaya LED. Kusabab, dina seueur kasus, Sumber cahaya titik LED dianggo di luar sareng lingkunganana goréng, janten kedah nganggo setélan sumber cahaya bermutu. Ku sabab kitu, it is necessary to know which brand LED point light source is […]
