No, it works on direct power. It comes with a Micro-USB cable which can be connected to a USB power outlet.
This product can be definitely used with a power bank that has a USB port. Check out the BASEUS 18W 10,000mAh power bank recommended as an add-on above. Most of our customers purchase the power bank.
When using power bank, you don’t need a direct plug point power source.
This allows you to express milk anywhere & at anytime with maximum privacy and comfort.
No, most brands charge premium price to maintain the perception of their brand. The Dr. Gym electric breast pump has excellent feedback from customers. There are repeat orders from customer’s relatives as well.
We have extra parts to replace every single part of the breast pump, including the tube and the bottles.

super comfortable and good product. thank u so much for sending it so quickly!!
Quality product and delivered on time.. the pump is amazing and it does the job as described..