descriptopm

"date"=>"no","display"=>"analog","support"=>"pole"

"date"=>"no","display"=>"analog","support"=>"wall_mounted"

"date"=>"yes","display"=>"digital","support"=>"pole","start_date"=>"2011","visibility"=>"street","thermometer"=>"yes","monitoring:bicycle"=>"yes"

"date"=>"yes","display"=>"digital","support"=>"pole","start_date"=>"2011","visibility"=>"street","thermometer"=>"yes","monitoring:bicycle"=>"yes"