Police have been wanting to speak to Ricky Damien Brown, 31, since Monday. 

Mr Brown's sister has also called on her brother to hand himself in to police. 

"I love him and please hand yourself ... I'm here always to help him do the right thing," his sister told the Examiner.

"Come on Rick time to start acting like a man please. I'm so worried about you."

Police have warned people not to approach Mr Brown and instead contact Launceston CIB on 6777 3911 or Crime Stoppers on 1800 333 000.