A 3 Wire Time Lag Switch for interior use that requires a neutral wire. This switch is an economical energy saving solution that switches off lights after a pre-set time has elapsed. The time lag on this product is between 1 and 20 minutes.
for Danlers TLSW A20 Time Lag Switch (Neutral Needed)
It took some while because they did not have 1 of the products I ordered in stock. However, after I contacted them they added a slightly different but still good enough product for free. Really pleased with their service, quick response as well