Amazon is including a function to its palm-based payment system that may permit users to buy alcohol by swiping their hand.

The system, referred to as Amazon One, lets folks pay for objects by inserting their palm over a scanning machine. To buy alcohol, users must add a government-issued ID on the Amazon One web site, the corporate wrote in a blog post on Monday. Amazon stated it would not retailer consumer IDs and {that a} third-party supplier verifies the documentation.

Bartenders will be capable of confirm that an Amazon One consumer is of age by way of a “21+” message that seems after they use the machine, and by doing a “visible match” of the consumer with a user-uploaded photograph that reveals on the display screen, in accordance with the weblog put up.

Amazon launched its palm-swiping expertise in 2020, framing the system as a way of creating clients’ buying expertise quicker and extra environment friendly. It has launched Amazon One in a few of its Fresh grocery store and Go comfort shops, alongside with select Whole Foods locations. Sports and leisure venues have additionally adopted the expertise, whereas Panera Bread began testing Amazon One at two of its eating places earlier this yr.

To begin, the Coors Field baseball stadium in Denver, Colorado, will let attendees use Amazon One to buy alcohol, Amazon stated.

Amazon One and different payment programs that use biometric knowledge have faced some pushback from privateness advocates. Amazon argues palm recognition is extra personal than different biometric programs “as a result of you may’t decide an individual’s identification by a picture of their palm.”