MATERIAL---Durable WOOD base, nylon strings, metal balls, stainless steel frame
SWING TIME---The balls continue in perpetual motion FOR ONLY 15-25 SECONDS due to the resistance of the air and friction
DISADVANTAGE---We can not create a vacuum environment, so the balls will have some space when it is working, but it won''t influence the effect of playing
APPLICABILITY ---You can put it on your office desk or your home desk or on your shelf. It will be cool desk toy
AFTER-SALE WARRANTY -- If, for any reason, you are not completely satisfied, please contact us by email so that we may address your concerns
MATERIAL-Our newton cradle use nylon line of good material instead of cheap fishing line which other sellers used. Wooden base and the unique design idea make an impression. Different size give you more choices.
SWING TIME--The balance balls continue in perpetual motion for only 15-25 seconds due to the resistance of the air and friction, but it won''t influence the effect of playing although it can not reach the seamless convergence among balls in the vacuum.
EDUTAINMENT--Suitable for children to experience the fun of mechanics in the process of playing this fun gadget.
APPLICATION--Apply to psychology, teaching tools and furnishings. Frequency swing keeps you in a calm state.
AFTER SALE SERVICES--Give you support and help at the first time whether it damage, receive the wrong goods or broken and other problems.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 7.9 inch
Height : 7.2 inch
Length : 9.6 inch

Item Weight: 2.65 pounds (View shipping rates and policies)
Shipping Weight: 3.35 pounds (View shipping rates and policies)

ASIN : B017LIEYFU