SpyX DIY Kit - Make Your Own Spy Device! Connect the circuits and build your own real working spy gadget & Learn the science behind SpyX Surveillance! Build your own Voice Disguiser by following the included instruction & learn the science behind the spy gadgets • Plug each modules into the base and connecting the wires, and turn on the power • Creative STEM educational kit for kids to learn how to connect the circuits and build a real working spy gadget • Promotes critical thinking, fine motor skills, problem solving, and cause/effect training The Package Includes: • Base X1 • Spy DIY Kit (modules & parts) • Metal Springs • Instruction Sheet Note: • Always double-check that your circuit configuration exactly matches the drawing for it • Requires 3AAA (LR03) batteries - not included • Only adults should install and replace batteries. Do not recharge non-rechargeable batteries • Not suitable for children under 3 years old due to small parts • Recommended Ages: 6+