Programmable Digital Timer Module Official Arduino which considerably increases the long

which considerably increases the long life of the heater as well as prevents the oxidation of the heater wire even at high temperatures

The screw terminals are well labeled and definition of the units function is shown underneath

ESP14 Pinouts:

so it's simple to use

Programmable Digital Timer Module Official Arduino which considerably increases the longFeatures Micro controller & CMOS Quartz. Digital Time Switch for 7 Days 24 Hours. With 8 ON OFF programs upto 56 ON OFF setting for Daily & Weekly. Manual Button for Temporary Override. LED ON OFF Indicate. Accurate to the minute Control. Specification Voltage : 100 130 V AC Or 220 250 V AC Frequency : 50 60Hz Voltage : 6,9,12,24 V DC AC Rating : 30 V DC 16A Power Consumption : 3 VA Back Up Battery : 3 VDC Lithium Button Cell Operating Temperature: 0C