@TP-Link Yes the HS100 and the HS110 do have the same problem. I've tested this with another floodlight of another brand and only 20W, and here I don't see any problem. This is the floodlight which...

I do have some HS100 and HS110 smartplugs. In one of these plugs I have plugged in a 100W LED floodlight. When the smartplugs are switched off, the LED is switched off too. Only when it's dark you...