I have 2 monitors ,

 1 ...Quorum mdl # 160  .....110 volt , simple plug in ,
        Perfect for garage , shed or home

  2 ...Quorum mdl 190 ....12 volt car alarm ...
             Remote operation , plug in lighter  .

    Both of these are new , check google for info .

     $25.00 for the set , Okotoks