The plastic shell of LED lamp must be of the engineering plastic flame retardant type. Ordinary plastics are deformable and flammable and are prohibited from being used in the production of energy-saving lamps. From the surface can distinguish two simply, the latter surface is smoother, lustrous, the former surface has similar ground sand glass texture. The temperature at work, LED energy-saving lamp in normal working state, its temperature rise should be very low.
3141AB 7-segment
3141AB LED
3141BB Display
3141BB