This is the WSHA8019 proximity card reader with USB interface, a DIY mini kit that simplifies the management of RFID tags. Capable of programming up to 250 badges, this device includes a USB interface for configuration management. The free software allows you to easily manage your RFID tags from your PC.With a fully documented protocol, you can design your own application to suit your needs. Adding cards is a breeze using a master card. The relay output features changeover or pulse contact (NO/NC) for flexibility. The pulse time is adjustable from 1 second up to 4 minutes.This device is equipped with 3 status LEDs and a buzzer for easy operation, and it comes with 2 cards for your convenience. It operates autonomously, and its compact size (69 x 80 x 47 mm) ensures it can be installed in a variety of locations. The card reader is compatible with EM4100 and requires a 12VDC or 5VDC (USB)* power supply. Its power consumption is a maximum of 100mA.Features * store up to 250 tags * with USB interface for config-management * free tag management application for PC * fully documented protocol, write your own application * tags can also be entered using a ‘mastercard’ * toggle or pulse NO/NC relay output * adjustable pulse time: 1s to 4 min. approx. * 3 status leds and buzzer * two tags supplied (card-type) * works standalone Specifications * EM4100 compatible * relay contact: 3A/24VDC * power supply: 12VDC or 5VDC (USB)* * power consumption: 100mA max. * dimensions: 69x80x47mm / 2.71×3.15×1.85″ https://elecena.pl/product/27743874/whadda-proximity-card-reader-with-usb-interface-diy-mini-kit 2025-01-23 https://elecena.pl/product/27743874/whadda-proximity-card-reader-with-usb-interface-diy-mini-kit 2025-03-22