{"product_id":"fire-sensor-alarm-school-project-kit","title":"Fire Sensor Alarm School Project Kit with Thermistor","description":"\u003cp\u003eA thermistor changes its resistance as it warms up, and this circuit uses that to trip a buzzer when the temperature climbs. Hold something warm near the sensor and the alarm sounds.\u003c\/p\u003e\n\u003ch3\u003eWhat is in the pack\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThermistor\u003c\/li\u003e\n\u003cli\u003eTransistor\u003c\/li\u003e\n\u003cli\u003eBuzzer\u003c\/li\u003e\n\u003cli\u003e2 x AA battery case\u003c\/li\u003e\n\u003cli\u003eAssembly diagram guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCovers Electrical Systems and Control in CAPS Technology, Grade 9. Watch the transistor orientation when building, since the pack notes it has to go in with the rounded side facing the right way.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e this is a component pack. The model, backing board, batteries, tools and glue are not included. Test it with warm air, not a flame.\u003c\/p\u003e","brand":"SmartLabs","offers":[{"title":"Default Title","offer_id":48679232143513,"sku":"6946322342183","price":72.0,"currency_code":"ZAR","in_stock":false}],"url":"https:\/\/smartlabs.co.za\/products\/fire-sensor-alarm-school-project-kit","provider":"SmartLabs","version":"1.0","type":"link"}