Round recessed hotel down light with fixed head and adjustable head two types, mainly used in 5 star hotels and 7 star hotels. passive engine-shaped cooling system and high effiency LENS optical design to achieve most soft and uniform comfortable light, with UGR<15, glare free funtion, four different beam angles.With different combanations of the trims, reflectors and heatsinks, we can achieve many kinds of styles and different light effect to meet different lighting demands， the frame can be trim or trimless, also can be round and square shap, High end brand efficient LED with CRI≥90, Color consistency within 3 MacAdam, Colour Temperature 2700K, 3000K Or 4000K, L80 / 50000hrs. Degree Of Protection IP20. Two size available, ￠75MM cut size for7W,9W and 12W, ￠95MM cut size for 18W. Optional TRIAC, 1-10V Dimmable Or DALI Dimmable.