the Material Is Safe, Tasteless, pp+liquid Silica Gel, does Not Contain Bisphenol A, Non-toxic, Tasteless compact Body, easy To Carry And Store. 3 Modes 1~9 Strong Suction Power; massage, Lactation And Sucking, swing Freely, at Different Times respond To Sucking Requests. the Touch Screen Makes It Easier and The Noise Is Very Low, just Like Silent Mode. anti-backflow Design, milk In A Bottle will Not Flow Back To The Host, avoid Secondary Pollution name: Double Electric Breast Pumping bottle Capacity: 150ml control Method: Touch Screen material: High Quality Silicone Food+pp/bpa Free weight: 670g mode: Prolactin, Massage, Suction bottle Size: 270 X 70 Mm machine Size: 150 X 150 Mm suction: Medium; -50kpa configuration: No Lithium Batteryadapter Parameters: 110v220v Input; output: 5v1a standard Power: 220v 50hz Packaging list: 1 Set Of Double Electric Breast Pump note: due To Differences In Monitors And Light Effects, the Actual Color May Be The Same As The Picture the Color Is Slightly Different. due To Manual Measurement, please Allow 1-2 Cm Difference.