{"id":"energy-converter","engine":"core","category":"converter","name":"Energy converter","fields":[{"key":"value","label":"Value","type":"number","default":1,"required":true},{"key":"from","label":"From","type":"select","default":"kwh","options":[{"value":"j","label":"joules (J)"},{"value":"kj","label":"kilojoules (kJ)"},{"value":"mj","label":"megajoules (MJ)"},{"value":"wh","label":"watt-hours (Wh)"},{"value":"kwh","label":"kilowatt-hours (kWh)"},{"value":"cal","label":"thermochemical calories"},{"value":"kcal","label":"thermochemical kilocalories"},{"value":"btu","label":"BTU (international table)"},{"value":"ev","label":"electronvolts (eV)"}]},{"key":"to","label":"To","type":"select","default":"j","options":[{"value":"j","label":"joules (J)"},{"value":"kj","label":"kilojoules (kJ)"},{"value":"mj","label":"megajoules (MJ)"},{"value":"wh","label":"watt-hours (Wh)"},{"value":"kwh","label":"kilowatt-hours (kWh)"},{"value":"cal","label":"thermochemical calories"},{"value":"kcal","label":"thermochemical kilocalories"},{"value":"btu","label":"BTU (international table)"},{"value":"ev","label":"electronvolts (eV)"}]}],"sample":{"value":1,"from":"kwh","to":"j"}}