Features: Diameter: 3.9 inches, Height: 0.9 inches Click the Switch Gently to Change Colors 6 modes, multiple colors are more suitable to display your glass crafts, such as jellyfish statues, crystal statues. Can also be used as a holiday party decoration(Wine bottle) with beautiful lighting effects. 3 AAA Batteries (not Provided ), USB Pwered (Such as PC, Car, Power Bank, etc.) Specification Material: Plastic Lighting Color: Multicolor Diameter: 3.9 inches, Height: 0.9 inches Light Source: 4Pcs LED Beads Power Source: 3 AAA Batteries (not Provided ), USB Pwered (Such as PC, Car, Power Bank, etc.) Package Include: 2LED Light Base 2Data Cable