I wrote about this idea in 2022, it actually exists, and it’s super cool! Your credit card doesn’t need a battery for ...

Upon a valid swipe at the card reader, the reader will instruct the DIU (over the ... The Door Interface Unit (DIU 210) is designed primarily to provide power to a door lock, as well as local power to ...

The DR100 is the industry’s first wireless reader with relay control providing simplified access ... The DR100 supports HID multiclass SE and NFC/BLE mobile access card technologies, easily ...