The Oster 2lb Expressbake Breadmaker is an excellent choice for RV bread-making off-grid. It only uses 650 watts, mainly during the baking phase. It has a delay start function for starting bread up to 13 hours later.
The Expressbake function bakes a 2-pound loaf in less than an hour.
You can buy here: Oster Bread Maker | Expressbake, 2-Pound Loaf