can serve as a hand drip coffee pot and a coffee cup, the lid can cover the coffee cup, the bottom is designed with pad, which has an anti-slip function. PORTABLE COFFEE MACHINE - Manual coffee grinder is very compactable in its dimension with beans storage, Hand Mill Grinder, Reusable Filter Dripper and Coffee Cup. You can use a coffee cup to grind delicious coffee, or you can use it as a vacuum cup (240ml).You can enjoy fresh coffee anywhere you want! EASY TO USE - Start out by putting the coffee beans in the grinder, you can adjust the ceramic wheel from coarse to fine as needed, the ground coffee will fall into the filter, then pour hot water over the filter, use the top black cover as a lid. WIDE APPLICATION - Suitable for home, outdoor, car, office, camping, hiking, travel and so on.