Yes! FireRanger is CSA approved. It has passed and exceeded all required tests for Canada and United States. It has also passed FCC and IC requirements for its wireless technology. With the support of the National Research Council of Canada (NRC), FireRanger's designed was refined and then efficacy tested by an independent ISO-9001 test lab, ESL Technology Inc. The results were outstanding. This testing proved that kitchen fires are preventable by the proper use of the FireRanger. At FireRanger we would never sell a safety device that has not been tested, certified and proven to be safe itself to anyone. Nor would we expect someone to buy any safety product that hasn't been tested and certified for safety.