Whether you ' re in a physics laboratory, on a camping, or facing a power outage, this hand cranked generator ensures you have access to essential electricity This generator features a user friendly design, offering both A-C and D-C outputs, making it a intuitive tool for demonstrating electrical principles Ideal for middle and high school students, educators, outdoor enthusiasts, campers, and emergencies responders seeking safe power solution the convenience of generating power any where with the hand cranked A-C and D-C Generator, perfect for electricity experiments and outdoor use Crafted from robust metal and materials, this generator is designed to withstand various environment, providing a sustainable power source, Manufacturer: Zeiwohndc