Sell JUALAN HEBAT Cheap Shipping Cell Phone Base Pendulum Device Dynamic Balancing Pendulum Educational Toy best price

Detail Produk brush steps self assembly Features: 100% brand new and high quality! The latest front, left shaking machine Support for IOS for Android (Part) approx. 6 inches phone. USB and battery version need 4 battery can be used at home can also carry out The average one hour step 6500 7000. strong and sturdy. Shows Newton's law of conservation of energy, novel and interesting. A great gift for friend, arouses and develops their interest in physics. Exquisite decoration for bedroom, office and computer table. Specification: Materials: Metal, Plastic Theme: Science Features: Educational Series: Entertainment Color: black& silver Weight: 216g Dimension: 10.5*3cm Package Inclued: 1 x Cell Phone Base Pendulum Device Dynamic Balancing Pendulum Educational Toy(battery version, not included battery) 1 x base