Manufactured with material which is durable for long time use. Suitable for shopping malls, jewelry stores, exhibition , etc. Light up any transparent, frosted, colored glass or more glass that can refract light. Suitable for the lighting of decorations, table decorations, ice sculptures and other vases. Features -Color: Black -Material: Plastic -Size: About 8.10X8.10X2.80cm/3.18X3.18X1.10inch -Voltage: 5V -Average service life: 10000000H - LED light will make your crafts look more attractive. - Can be used to display crystal, glass, acrylic, crystal statues, jewelry and other items. - Great for weddings, themed parties, graduations, anniversaries, holidays, and seasonal events etc. - Made of plastic material, durable to use - Dual use, battery and USB powered supply, and practical. Package list: 1 x lamp holder