Smallest 2-inch wide portable receipt printer on the market?

48mm wide portable receipt printing
Weighs just 250 grams
Standard IrDA and RS-232C serial interfaces
Accepts standard AA-type batteries
Drop-in paper loading

12 inch LCD Desktop Touchmonitor

Small footprint of a 12" LCD
Economical and reliable
Up to 800 x 600 resolution at 75 Hz
Touchscreen sealed against spills
Dual serial/USB interface
Removable stand and VESA mounting option
Mounting holes on base bottom for tabletop security
Controls on the side rather than the front, plus lockout function for public use
Digital on-screen display (OSD)
Internal power supply
Worldwide agency approvals

Multifunction 15" LCD Desktop Touchmonitor

Small integrated design
Can function as a desktop or wall-mountable system
Optional ergonomic 3 stripe MSR available in two versions: USB with keyboard emulation; and USB with human interface device (HID) class specification 1.1
Touchscreen sealed to resist dirt, dust and splashes
"Designed for touch" from the ground-up; stable tilt stand; cables hidden from user's view
Controls on the side rather than the front, plus lockout function for public use
Mounting holes on stand bottom for tabletop security
Stand removable, VESA mounting option
Worldwide agency approvals
Security lock receptacle
3 year warranty