【Pneumatic Extraction】Deliver stable 9bar brewing pressure to fully unlock coffee aroma, generating thick, silky crema for authentic barista-grade espresso shots at home or outdoors. 【Flexible Dual Pressure Control】Supports manual air pump and external CO₂ cylinder (Not included) operation. Freely adjust pressure to tailor extraction and satisfy varied flavor preferences for coffee enthusiasts. 【304 Stainless Steel Build】Made of 304 stainless steel for long service life and hassle-free cleaning. Built-in pressure gauge and relief valve allow precise, safe extraction monitoring. 【Customizable Coffee Creations】For crafting espresso. Adjustable brewing parameters let you tweak coffee strength and taste to match your personal taste. 【Multi-Scene Design】Compact power-free structure saves storage space. Ideal companion for home brewing, camping, hiking, road trips and business travel to enjoy espresso anywhere.