Creative Ball Light USB/Battery Operated Party Desk Lamp Bedroom Office Decor Gift Description: This ball light gives you unexpected surprise, flashing light is controlled by your hands when connecting the plug and touch the ball when move your fingers, the light will flashing as your fingertip interesting to own one for playing joke with your friend. Features: 2 ways of power supply. Can be powered by USB cable or batteries, very convenient e.  Disinfection function. Negative ions and static electricity effectively reduce the air pollution. And in the lighting, it will produce a large number of high speed movement of negative ions. In the lighting effect of light with the use of aerodynamic principles, the negative irons can more evenly and effectively spread to the entire indoor space for disinfection and purification. Purify the air. Negative ions can be neutralized by the negative charge and float in the air with a positive charge of smoke dust, so after the loss of natural precipitation, and ultimately achieve the purpose of purifying the air. Electrostatic induction. When you touch the ball with your fingers, the lightning bolts will combine into a strong beam and follow the movement of your finger. Create a magic and fascinating environment for your workstation. A perfect decoration for homes, parties, cafe, bars & restaurants, etc. Specification: Condition: Material: ABS + Glass Power: 0.5W Power Supply: 5V USB/4 * AAA Battery (Not Included) Ball Diameter: Approx. 7.62cm / 3.0inch Overall Size: Approx. 10 * 14cm / 3.9 * 5.5inch Package Weight: Approx. 200g Package Included: 1 * Ball Light Note: 1. Please allow 1-2 cm error due to manual measurement and make sure you do not mind before ordering. 2. Please understand that colors may exist chromatic aberration as the different placement of pictures.