Art Perpetual Motion Machine Ornament Rolling Ball Perpetual Motion Machine Elegant Tabletop Decoration for Playing Kinetic Art Perpetual Motion Machine Ornament Desk Non Stop Rolling Ball Toy Science Physics Gadget Desktop Decoration Feature: 1. UNIQUE CREATIVITY: The exquisite kinetic art perpetual motion machine design allow you to feel the glamour of art in play and viewing, bring a lot of fun 2. STRESS REDUCTION AND RELAXATION: Gently rocking kinetic art perpetual motion machine ornament can relieve stress and bring you a relaxing and peaceful experience 3. FINE WORKMANSHIP: Kinetic art perpetual motion machine desk toy is made of excellent plastic, ABS, stainless steel materials, long lasting with rich texture, suitable for long term use and display 4. OPERATING PRINCIPLE: Rolling ball perpetual motion machine through the principle of dynamics, the decoration automatically continuous motion, intoxicating 5. HOME DECOR: Not only a circular stress relief toy, but also an elegant home decor that add an artistic ambiance to your space, beautiful and practical Specification: Item Type: Kinetic Art Perpetual Motion Machine Material: Plastic, ABS, stainless steel Battery Type: Built in lithium battery Battery Capacity: 1800mAh Weight: Approx. 640.00g / 22.58oz Package List: 1 xPerpetual Motion Machine 10 x Steel Ball 1 x Charging Cable 1 x User Manual _x000D_ _x000D_