Capturing card values to later be cloned. Replaying raw binary captures. Fuzzing access control systems. To create a standalone device for testing badges and or card readers without the need for a Wiegand Controller. Add a battery and a card reader to make the unit portable. Add a benchtop power supply to use for testing hardware. Installers troubleshooting issues with a card reader or the data lines out in the field or back in the office. Hobbyist experimenting with various systems that utilize a Wiegand Interface. Simulating an access control system using multiple units of ESP-RFID-Tool. Colour:green Material:plastic Package Contents: 2 x ESP RFID Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.