A SAT NAV and two iPhone chargers were stolen after thieves broke into a car in Dovercourt.
The blue Peugeot 306 was targeted in Highfield Avenue between 10pm on April 20 and 8.30am on April 21.
Thieves took a TomTom sat nav and two iPhone chargers which had been left in the vehicle.
Police have reminded residents not to leave valuables on display in their cars and make sure their vehicles are secure at all times.
Anyone with information is asked to contact Pc Steven Baldwin at Harwich police station on 101 or call Crimestoppers on 0800 555 111.