Operating mode: Electric Material: Silicone, PolypropylenePower Source: Electrical CableNumber of items: 1Pink Item dimensions L x W x H 9 x 6.5 x 18.5 centimetersPortable, Electric StyleItem size (L x W x H): 9 x 6.5 x 18.5 centimetersSee lessAbout this articleUSB-powered electric breast pump: USB powered, USB transfer interface, multiple power modes, power anytime, anywhere; use the breast pump anytime, anywhere. Compatible with household power supplies.Laptops, portable power banks, and desktop computers can all be used. Comes with a USB cable; safe and efficient electric breast pump.Painless and fast suction - 2 modes (pumping mode and massage mode), 9 suction levels. The massage mode helps push milk out of your milk ducts and reduce breast discomfort; 9 suction levels allowIt's up to each mother to find her own rhythm and produce more milk in less time.Anti-backflow design: Don't worry about milk damaging the machine. The professional anti-backflow protection system prevents milk from entering the electric breast pump and keeps the milk clean. All parts of the breast pump areMade from food-grade materials. Easy to clean and disinfect.Low noise and strong suction: Ultra-quiet technology creates a gentle vibration and a low-noise atmosphere below 45 dB; the maximum suction power is 350 mmHg, the electric breast pump offers a comfortable and quiet environment for babies and mothers.Small size, large capacity: It's small, lightweight, and holds 150 ml of milk. Easily slip it into your bag and take it with you.