Features:- Enjoy the amazement when the electricity follows your finger tips across the 3 inch glass ball.- Small enough to not take up too much desktop space.- Big enough to amaze your co-workers with its awe inspiring light show.- Powered by USB.- Bring back the 80s and have a lightning current at your finger tips.- Give the appearance of a corona discharge with mulitple beams of colored lights.- A perfect decoration for homes， parties， cafe， bars and restaurants etc.- Beautiful combination of neon gases which help create plasma and neon have been brought together to form a visual feast.Specifications:- Material: Plastic + glass- Working voltage: 5V- Working current: No more than 500mA- Working humidity: 90 percent- Working temperature: - 20 deg.C - 75 deg.C- Storage temperature: - 40 deg.C - 85 deg.C- Power consumption: 2.5W at most when comes to 5V- Cable length: 36.6 inch Powered source: USB Description:Suitable for: Office，Home use，Bar，Dance hall，Exhibition，Home Decoration，Holiday Decoration Package weight: 0.259 kg Product size (L x W x H): 13.900 x 9.800 x 10.000 cm / 5.472 x 3.858 x 3.937 inches Package size (L x W x H): 14.900 x 10.500 x 10.700 cm / 5.866 x 4.134 x 4.213 inches Package Contents: 1 x USB Plasma Ball Magic Sphere Night Light Desktop Accessory1 x USB Cable