Description This manual hand crank generator is designed for interactive science and technology activities, sparking curiosity in children through hands-on electricity-generating experiments. Its compact and durable exterior allows easy transport for classroom hand crank generator lessons, DIY model generator projects, or outdoor learning adventures, bringing educational fun to any environment. Features -Color:Assorted Color -Material:Plastic -Size:15.50X11.00X4.50cm/6.09X4.32X1.77in -Note:Suitable for kids over 3 years old. -Interactive learning experience: the manual hand power generator transforms ordinary classroom lessons into engaging scientific experiments for kids, stimulating curiosity about electricity and energy conversion -No battery required convenience: hand crank power generator design allows children to generate electricity effortlessly without batteries, making it ideal for hands on exploration of energy sources -Portable education tool: with its compact handheld crank generator form, this device is for home, school, or outdoor activities, delivering power generation lessons anywhere -Durable construction: built from plastic materials, this emergency power generator promises use even with frequent hand generator crank activities by enthusiastic students -Versatile experiment support: supporting a wide range of electricitygenerating experiments, including generator motor demonstrations and diy model generator projects, expanding children’s scientific horizonsPackage list: 1 x Hand-crank generator