7" The Purple Plasma Disco Ball is a modern and stylish addition to any room, perfect for children and adults alike. This touch-sensitive glass sphere uses LED lighting technology to create a mesmerising spectacle of purple light.  This plasma ball is a unique and eye-catching feature for your home, suitable for use in the bedroom, study, living room, or home office/study. Made of glass and plastic, this round-shaped light globe adds a touch of magic to your space with its innovative design and energy-efficient A rating. good condition boxed