Momcozy M5 Double Wearable Breast Pump has a precise horizontal pumping angle, just like the suckling angle from a baby. This helps reduce painful pumping and increases letdown. The M5 also features a vibrate-to-pump mode which can loosen the ducts while pumping for more milk at a faster speed.Features: - Painless horizontal angle to pump like a real baby mouth- 3 Modes (stimulate + express + mixed)- 9 levels of intensity on each mode- Vibrate to pump faster- All-in-one design