This card reader is used but has been tested. There may be some minor scuffs or scratches on it from normal use.

Some information from online:

Add convenience to your restaurant or shop with a Square contactless chip reader. This square reader for contactless and chip cards offers a simple way to accept contactless cards, Apple Pay, Google Pay and chip cards. You'll get data security, 24/7 fraud prevention and payment-dispute management for peace of mind.

• Square card reader offers a simple way to accept contactless cards, Apple Pay and chip cards.
• Works with the customizable Point of Sale app as well as Square for Retail, Square Appointments and Square for Restaurants. Allows you to sell online with Square Online.
• Pay just 2.6% + $0.10 for every tap or dip.
• Offers data security and 24/7 fraud prevention as well as payment-dispute management.
• Pairs quickly and easily with Bluetooth technology.
• White appearance for a modern design.