Two brewing styles: classic or rich, each brewing is delicious, never bitter, and the brewing intensity is customized. Contents: Ninja programmable beer brewer, 12 glass water bottles, permanent filter, integrated spoon and 66 ounces (about 1.7 ml) detachable reservoir. 12 glass water bottles: brew small batches or large quantities of coffee-very suitable for daily life or entertainment. Brewing technology: provide uniform saturation and temperature control to obtain super delicious coffee. Smal