欧司朗SYLVANIA’s 10年期LED4399麻将游戏组合是一个综合性的家用LED灯系列，强调消费者的经济性，其价格点如下 <$3 for a 60W replacement and under $7.99 MSRP for a BR30. The company's 6W and 8.5W LED A19 lamps replace 40-60W incandescent lamps, respectively, while offering a warm and cool color option and 11,000-hour life. Additional 75W and 100W replacement options are also available. In directional lighting, the family includes R20, MR16, PAR16, PAR30, PAR30LN and PAR38 LED lamps in addition to dimmable BR30 and BR40 lamps and RT5/6 LED Recessed Downlight Kits. For outdoor applications, the BR30, PAR20, PAR30LN and PAR38 LED lamps are UL-listed for use in damp locations, and the RT5/6 kits are suitable for dry, damp and wet locations.