16 Keys Encrypting Pin Pad Metal Stainless Steel Industrial 4X4 Waterproof USB RFID Numeric Keypad for Dining Room Sales System--shop.rfid-life.com

$28.00
Quantity

Description

product description:
metal password keypad, for the bus system two-dimensional code payment segmentation equipment, and two-dimensional code POS device perfect docking.
basic description
16 metal buttons (10 numeric keys, 6 function keys)
Key material
imported stainless steel
Shell material
high quality engineering plastics
Display prompts
6 bit digital tube
Communication interface
customized aeronautical interface, RS232 communication protocol
Work power
<1W,DC+5V
Weight
1.2KG
Shape size
140*92*41mm
Mechanical life
more than 2000000 times
Press pressure
2 ~ 5N (cattle)
Key stroke
no less than 1.2mm
Working temperature
-20 C ~ +55 C