I don't see DST mentioned for these timers... some timers can advance or fall back 1 hour by pressing 1 button (usually marked with DST) or by pressing two buttons simultaneously ... the manuals do not specify this function.
Manuals on following links http://waterheatertimer.org/plug-in-timers.html#31206 http://waterheatertimer.org/Outdoor-timers.html#max
Answers & Comments
I don't see DST mentioned for these timers... some timers can advance or fall back 1 hour by pressing 1 button (usually marked with DST) or by pressing two buttons simultaneously ... the manuals do not specify this function.
Manuals on following links
http://waterheatertimer.org/plug-in-timers.html#31206
http://waterheatertimer.org/Outdoor-timers.html#max