Fangrui Product Details Packaging Includes: You Get 6 Sets Fruit Battery Science Experiment Kit, Which Include 24 Pieces Of Copper Sheets, 24 Pieces Of Zinc Sheets, 6 Pieces Of Electronic Clocks, 12 Pieces Of Rgb Led, 24 Pieces Of Wires, 12 Pieces Wires With Clip, 6 Whole Sets To Apply Features: By Completing The Fruit Battery Science Experiment Project With Your Child, You Can Create Your Childs Imagination, Improve Hands-on Skills, Increase Scientific Knowledge, And Develop A Love Of Scientific Inventions Easy Operation: You Only Need To Prepare Fruits, Vegetables Or Drinks To Assemble A Battery To Work With Led Or Electronic Watches, Such As: , Oranges, Potatoes, Lemons, , , Pears, Pineapples, Or Salt Solutions, Etc Applications: The Fruit Battery Science Experiment Kit Is Used In Intellectual Development, Hands-on Brain, Interest Training, Parent-child Communication, Interactive Toys, Etc Attention: This Fruit Battery Science Experiment Kit Can Only Be Applied By People Over 12 Years Old, And Experiments Should Be Conducted Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin