The advantages of such sensors: simplicity, low cost, you can click on them with a finger and nail, stylus pen for such a panel - just plastic stick. (e-ink-reader.ru)
The rest of us can keep using plastic sticks. (treehugger.com)
Attached to a 24 - inch plastic stick with a comfort grip, the wand comes with replaceable lengths of soft, stretch fleece fabric designed to create cat - enticing movement and action. (animalbehaviorcollege.com)