{"product_id":"hand-driven-generator-unit","title":"Hand Driven Generator Unit","description":"\u003cp\u003eFor demonstrating the variation of electrical output of a dynamo with its rate of rotation and the way in which the electrical load connected to it affects the amount of work required to drive it. The double stage step-up gear system gives an overall ratio of approximately 1:25.\u003c\/p\u003e","brand":"Philip Harris","offers":[{"title":"Default Title","offer_id":51272734507291,"sku":"HC1008436","price":120.71,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/4363\/4203\/files\/hand-driven-generator-unit-8798968.jpg?v=1784510048","url":"https:\/\/abcschoolsupplies.co.uk\/products\/hand-driven-generator-unit","provider":"ABC School Supplies ","version":"1.0","type":"link"}