LCD05-16x2-B Serial/I2C Display 16x2 - Blue Background

Display - 16 characters per row, 2 rows 
Voltage - 5v only required 
Current - 40mA typ. with backlight on 
Modes - I2C or 9600 baud Serial 
Keypad - Automatic scanning of a 3x4 matrix keypad 
Custom characters - up to 8 custom characters easily defined 
Backlight - defaults off, and can be turned on under software control

Full LCD05 Documentation 

Examples:
Arduino - Simple demonstration of writing text to the display via I2C
Raspberry Pi - Simple demonstration of writing text to the display via I2C