A major fire broke out around 1:30 AM on Friday in a ground-floor mobile accessories shop at Puri Plaza in Karol Bagh's Gaffar Market.
The blaze quickly spread across the four-storey commercial structure, prompting the Delhi Fire Service to deploy 22 fire tenders and emergency units to bring it under control.
No casualties or injuries were reported, while police suspect battery overheating or overcharging triggered the fire.