To secure the payments of the rent for some professional coffee equipment, I am looking for a kind of remote control switch to turn of the machine if the rent is not paid.
Many places do not have Wi-Fi, equipment is high voltage and the solution needs to be "cheap".
7 freelancers are bidding on average €50 for this job
We have done a lot of project on wireless data transfer and control system designing. A complete product can be delivered to you, with high quality assurance.