1.Using AC new technology, no external power supply, remove the power box transformer caused by the electronic 2.interferenceLeading the industry's cooling design, to create ultra light lamps, and set aside 1/2 installation interface 3.Human efficacy optical ratio, to meet the optical requirements of various occasions 4.High scattering light cover / lens, light emitting soft and uniform 5.Efficient LED, heat radiation and light distribution, system light efficiency 90LM