{"product_id":"nightbreeze-hand-crank-generator-for-physics-science-labs-energy-conversion-teaching-apparatus-with-led-bulbs-classroom-demonstration-school-science-education-output-dc-1-12v","title":"Nightbreeze Hand Crank Generator for Physics \u0026 Science Labs – Energy Conversion Teaching Apparatus with LED Bulbs – Classroom Demonstration, School Science Education, Output DC 1-12V","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e【Enhanced DurabilitPurpose-Built for Physics \u0026amp; Science Classrooms】 This hand crank generator is designed for physics experiments, science labs, and school education. It clearly demonstrates mechanical-to-electrical energy conversion, helping students intuitively grasp concepts such as energy transfer, electromagnetism, and basic circuit principles.y and Efficiency: To make this little hand generator more durable and improve its power generation efficiency, we use two ball bearings, and apply lubricating grease.\u003c\/li\u003e\n\u003cli\u003e【 Complete, Ready-to-Use Experiment Apparatus】 The kit includes one hand crank generator, three bright LED bulbs, and connection wires – everything needed for an immediate classroom demonstration. No batteries required; simply turn the handle to generate electricity and light up the LEDs, perfect for teacher-led demonstrations hands-on physics demonstrations.\u003c\/li\u003e\n\u003cli\u003e【Smooth, Quiet \u0026amp; Effortless Cranking】 Engineered with dual ball bearings and lubricating grease, this generator offers low-resistance, whisper-quiet operation. You can turn the handle easily to achieve high LED brightness, making it suitable for repeated classroom use without causing distraction or fatigue.\u003c\/li\u003e\n\u003cli\u003e【Safe, Low-Voltage Teaching Apparatus】 The generator outputs approximately 1-12V DC (no-load) depending on cranking speed. This voltage range is safe for users handling and is ideally suited for low-power circuit experiments, such as illuminating small bulbs and LEDs. Please note: it is a physics teaching tool and is not designed to charge phones, batteries, or power professional equipment.\u003c\/li\u003e\n\u003cli\u003e【Expandable Two-Unit Demo (Requires Two Generators)】 For an even more effective physics demonstration, purchase two units and connect their output wires. When you crank the first generator, the second generator’s handle will spin automatically—faster cranking creates faster spinning, and reversing the direction instantly reverses the second handle. This vividly shows how a DC generator and motor are essentially the same device, making abstract concepts like energy conversion and motor reversibility tangible for users. (Watch the video for details)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e nightbreeze\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 10 watts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Type:\u003c\/strong\u003e Human power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source:\u003c\/strong\u003e Human power generation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Uses For Product:\u003c\/strong\u003e Energy Conversion Teaching, Physics Classroom Demonstration, School Laboratory Equipment, School Science Experiment, Science Project Basic Circuit Experiment Interactive Learning Tool Teaching Aid for Physics Teachers\nEnergy Conversion Teaching, Physics Classroom Demonstration, School Laboratory Equipment, School Science Experiment, Science Project Basic Circuit Experim… See more\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 12, 12 volts_of_direct_current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Wattage:\u003c\/strong\u003e 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Feature:\u003c\/strong\u003e Easy-to-Crank for users, Pre-assembled Demo Kit with LED Bulbs, Torque-Sensitive Low-Speed Design, Energy Conversion Clearly Visible\nEasy-to-Crank for users, Pre-assembled Demo Kit with LED Bulbs, Torque-Sensitive Low-Speed Design, Energy Conversion Clearly Visible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Components:\u003c\/strong\u003e one hand generator, three LED light beads, and clip cord\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Dimensions:\u003c\/strong\u003e 3.3\"L x 2.3\"W x 3\"H\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: nightbreeze","offers":[{"title":"Default Title","offer_id":48200116240535,"sku":"B0DXKPWWGZ","price":28.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/1032\/2327\/files\/419E0xK9SHL.jpg?v=1788426502","url":"https:\/\/tinkervanta.com\/products\/nightbreeze-hand-crank-generator-for-physics-science-labs-energy-conversion-teaching-apparatus-with-led-bulbs-classroom-demonstration-school-science-education-output-dc-1-12v","provider":"TinkerVanta","version":"1.0","type":"link"}