Used Willow Go - should I purchase?

Valerie • Due September 21st, born 7 pounds 7 ounces and 20 inches long on September 25 ❤

A coworker of mine is selling her willow go with the charging cables for $100. Originally I was thinking of getting the momcozy S12 for my portable pump which goes for around ~125 new. Is it worth it to buy the used willow go?