“Switch works will but programming is a nuisance, instruction are written are in poorly translated Chinese. In my case a child playing with the switch is likely to inadvertently reprogram it. No way to lock settings. I prefer a dial under the face plate.”
The time delay is adjustable. It explains how to change the timer setting in the installation instructions provided with the device. You can also find a copy of them here: https://www.legrand.us/-/media/brands/radiant/resources/installation-instructions/radiant%20120v%20single%20pole%20occupancy%20sensor.ashx
