Product parameters: 3.94inx3.94inx0.79in. The base is made of environment-friendly wood, and the led lamp is covered with plastic to improve the safety and durability. The cover plate scatters the light source to enhance the display effect. The tricolor light is auto adjustable, Multi color light. Product advantages: product weight is 140g, low-energy led is adopted, wooden base is durable, automatic transformation of multiple color lights， top cover of led lamp increases safety and aesthetic performance . Product application scenarios: applicable to various glass handicrafts, jewelry, acrylic art, toys, Crystal incense, glass cup, glass customized souvenir, can also be used as a night light, children's small toy display . Operation instructions: use usb power supply, cable length 59 in, can use pc or other voltage light rain 5v charger power supply, The light color temperature can be adjusted by the switch on the cable. After-sales service: each of our products has passed the professional inspection of professional personnel before leaving the factory. If you find any problem after receiving it, please contact us in time, and we will provide return and replacement services, Your satisfaction is our greatest satisfaction.