LED Lighting Description: Compared to other similar products on the market, the black light bulb adopts high-quality UV light beads design, which is ultra-bright but energy-saving. 9watt bulb uses less energy. Great for various kinds of occasions. Designed with many excellent characteristics, such as corrosion resistance, fast heat dissipation, high durability and shatterproof, the black light bulb has a longer lifespan than others. It is constructed of PC material. The length of this product is 12.3cm and width is 6cm. This product is suitable for home, household, dorm, party, club and more. Item Name: Light Bulb Material: PC Wavelength: 385-400nm Light Color: Purple Power: 9W Screw Base: E26 Screw Base Light Source: 2835UV Lamp Beads Size Details: LxW: 12.3cm x 6cm/4.84" x 2.36"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Light Bulb