"These products can be highly addictive and as a result can lead to criminal offending such as this case."
Last year, Parliament passed the Misuse of Drugs Act, which allows synthetic cannabis products to be withdrawn from sale if they contain banned substances.
The youth appeared in the Dunedin District Court on Saturday and was remanded in custody to reappear today.
Sgt McLellan, when asked why the teenager spent four nights in police cells, told the Otago Daily Times it was because of the pattern behind the alleged offending.
Typically, the teen would offend around three times a week, each night targeting up to a dozen vehicles around the suburbs of Maori Hill, Kaikorai Valley and Wakari.
Around 50 cars - with more expected - had been broken into.