Tasmania Fire Service responded to an incident at the Telstra store on Brisbane Street about 11 am on Wednesday.
Tasmanian Fire Service Launceston senior station officer Mark Ciantar said the fire was caused by an exploding iPad at the back of the shop.
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"Staff managed [the fire], they isolated the iPad, they removed it out of the area and then the Brigade attended and managed the ventilation of the property," he said.
He said the fire was only a small disruption for the business and the staff member who handle the iPad had been taken to hospital as a precaution.
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