we are offering 15w led panel light. features: 1. energy saving about 70% led panel light; 2. long life span more than 2 years; 3. no infrared rays, no ultraviolet radiation, no thermal effect; 4. ultra slim and unlimited design and various dimensions are available; 5. soft and wide light emitting; 6. special circuit design, avoiding the single broken led influence problem; 7. high efficiency constant current drive system, with heat protection system, can work under unstable voltage;