Bright light comes out completely flat, with a wider luminance Angle. Special circuit design, to avoid a single bad lamp affect the overall effect, free from radio interference, will not pollute the environment. Energy saving, high brightness, no mercury, no infrared, no ULTRAVIOLET, no electromagnetic interference, no thermal effect, no radiation, no stroboscopic phenomenon. Light weight and easy to install. Suitable for hotels, meeting rooms, factories or offices, commercial USES, residential or public facilities, schools and hospitals where energy saving and high color rendering index lighting is required.