Educational Toy: scientific curiosity with this toy, perfect for hands-on learning about electromagnetism.Interactive Electric Bell Design:Engage students with an interactive electric bell experiment, showcasing the principles of electromagnetic relay.Safety-Conscious Design:Designed with safety in mind, this kit warns of choking hazards and requires adult supervision.Complete Experiment Kit:This kit includes everything needed for a comprehensive electromagnetic experiment, fostering learning.Please check as much as possible to make sure the item is what you need.Colour:YellowMaterial:plasticDue to different batches, there may be differences in product appearance and printed text, which not affect usePackage Contents:1 x Electric Bell Experiment KitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.