EUC Spectra 9S double electric breast pump (portable & light weight) - plugged (power outlet/USB) or use 4 AA batteries - LCD lit screen with timer - Letdown/massage mode and expression mode - Adjustable suction strength (level 1 to 10) (Single – 300 mmHg max; Dual – 240 mmHg max) - Quiet motor - Closed system (backflow preventor prevents backflow of liquid which causes mold) - Dimensions: 4.75” x 2.75” - Weight: 1 lb - smoke free and pet free home - pick up near finch and yonge