Then the docs need to refer to this. And I guess there needs to be an unpacking topic that mentions what's in the box, and what pieces you really need to save...
Specifications are found at the first page for this product. Unfortunately, I'm not sure how to navigate there from within the doc "system"... I got back there by using the BACK button. Anyway, that page says: Installation Requirements Watts: 1,300 W Volts: 120 V Frequency: 60 Hz