I think that you need to make a variable power supply so your Arduino can change the voltage between 5 and 12V. It appears that at 12V it draws 10A (120w) and at 5V it draws 6A (30W). That should give you a good range of heating.
I think that you need to make a variable power supply so your Arduino can change the voltage between 5 and 12V. It appears that at 12V it draws 10A (120w) and at 5V it draws 6A (30W). That should give you a good range of heating.