Customized Surface Led Panel , High Efficiency Large Led Light Panel

620x620mm 36w Ultra Slim LED Panel Light Retrofit for Work Places 6000K High Efficiency Good Quality Edge-lit by four sides LEDs 4 pcs PCB with LEDs； Panel Light uniformity more than 80% Good heat dissipation , the aluminum frame ( heat sink) can be touched by hand, Highest temperature is 36.7℃, lowest temperature is 23.7℃ PCB with buckle design , LED load 1. Buckle with buffer function, avoid LEDs collision by LGP, prevent panel produce blue light when LGP expanded after