In the lighting, it will produce a large number of fast movements of negative ions, neutralize dust that floats in the air with a positive charge, and ultimately achieve the purpose of purifying the air. Plasma ball lights are recommended strongly to users who loves party or are busy looking for office decoration. This static ball light is suitable to put in an office or home. When you get tired of working, you can press on the ball and move your finger. Moving Lightening will relax you well. Features: Airclean Plasma Globe: Turn on the plasma ball, the glass ball will relieve negative ions, which will neutralize dust that is positively charged ions. So dust will be adsorbed on the glass ball, giving you a more neat life environment. Electrostatic Induction: When you feel the ball lamp with your fingers, the fulmination bolts will combine into a strong red beam and follow the movement of your finger. Don"t worry, static electricity is not harmful to humans. 2 Ways of Power Methods: The globe night light can be powered by a USB cable (included) or 4 AAA batteries (not included), very convenient to use. Plug it in anywhere conveniently, like the USB socket, computer, or laptop. Excellent Decoration: This is probably the most exciting example of physics that can be seen and understood in your home. A perfect decoration for homes, parties, cafes, bars, restaurants, etc. creates a fascinating environment. Best Choice: Not only fun, also full of a sense of technology. This plasma ball lamp will be the best choice of gift. It is suitable for housewarming, birthdays, Christmas, and other festivals. A plasma ball for both kids and adults! Specifications: Color: Red Light Material: Glass + Plastic Item Size: 140 * 110 * 110mm/5.51 * 4.33 * 4.33in Item Weight: 180g/6.35oz Package Size: 150 * 110 * 110mm/5.91 * 4.33 * 4.33in Package Weight: 210g/7.41oz Packing List: 1*Plasma Ball Lamp 1*USB Cable