It is light, does not require cables or power outlets to work and its innovative design gives you total freedom to extract milk at any time and place, even when driving, traveling, etc. It has a creative HD touch panel with 3 modes/12 levels. 3 improved modes (Masaje+Suction+Mixto) that naturally mimic your baby's suction action and 12 levels designed to provide more flexibility. Completely charged can be used for 2 to 5 sessions. Automatic shutdown every 30 minutes helps moms extract milk comfortably. Optimized to reduce noise to less than 40 dB.