Features: High brightness, low light attenuation, long life of lamp beads, energy saving and power saving, eye protections, close to the sunlight, more natural and more comfortable. Fine quality ABS material, acid resistance, alkali resistance, corrosion resistance is relatively strong. Dovetail design prevents wire breakage and aging resistance. No harmful substances, no stroboscopic, no ultraviolet, no noise, which is beneficial to the physical and mental fitness of users. Natural light color, color rendering index up to 70~90Ra, nice color restoration, clear views. With strong magnetics, it prevents slip and leave no mark. It is suitable for most kinds of sewing machines.