Imitates baby's natural sucking pattern an automatic vacuum is released in every stroke and creates the "suck-release" cycle to imitate baby's natural sucking. Features - Material: BPA FREE - Weight: 800g - Anti backflow design-Food grade silicone suction valve, this gives breast pumps an anti-backflow design to ensure milk does not enter breast pump tube and allows for easier cleaning as milk does not enter the whole system (Anti Counter Flow) - Mimics natural sucking - Easily assembled and cleaned - European safety Standard EN14350 compliant wide neck bottle (BPA Free) - 5-speed massage mode and 5-speed expression mode - Adjustable suction power - Switch mode - Enter to level 1 of stimulation mode by default when on. Automatically turn level 3 of suction mode after 2 min. - silicone pad massages the breast and slowly eases pain during pumping, making pumping more comfortable (Extra Comfort) - Discreet for less noise when pumping out of home (Ultra-Quiet Technology) - LED display - FREE convertible manual pump handle kit - 6 months warranty Kit Includes - 2x Breast Pump - 2x 150ml Bottle - 1x Electric Main Unit