Product_description: ['This External LCD module provides a cost-effective industrial HMI user interface solution for fast development in a wide range of applications. The intelligent character LCD features optional on-board large and medium digits with the convenience of a 7 key backlit tactile keypad. 20x4 White Text/Blue Background Character/Alphanumeric LCD 1U HMI ABS Plastic external enclosure with screw mounting USB Interface 7 key backlit tactile keypad 3 dual colour indication status LEDs 5V Field upgradable firmwarePiezo Buzzer to provide audio feedback Software controlled contrast and brightness with configurable time-out setting up to 90 minutes Built in Horizontal or Vertical bar graphs Designed, supported and Made in CANADA'] (Page 1)