Waterloo police continue to investigate after a report of a robbery that happened on Wednesday night.
Police say it happened in the area of Upper Canada Drive in Kitchener.
The victim arranged to meet a potential buyer for his cell phone through an online site, according to police.
Officials say when the two met, the suspect asked to see the phone and then sprayed a substance in the victim's face.
Police say the suspect then fled the area.
Officials did not name the suspect or say if anyone has been charged.