... . Feature: a. It increases by 15 minutes and cycles automatically everyday, not need to reset it only when you want to change the working time ... not safe for the heater to work continuously, and waste the power, if we have this timer switch, we can turn on the heater at ... blanket: especially useful for the old people to keep safe. d. Timer for cooker, pump water, TV, lighting on the gate etc. DL-TS004 ...