Basic Info and Key Features: 
Item the Name: Thermal Receipt Printer 
Suitable for All types of Commercial's RETAIL POS Systems 
Light in weight and Smart in the Shape 
High-at Quality Printing and Low cost 
Low Noise and High-Speed Printing 
Support Cash Drawer Driver 
the Easy for Paper production, easy maintenance and excellent structure 
low power consumption and low operating costs (No Ribbons or Ink cartridges) 

3) Printer Parameters: 
Support NV LOGO Print 
Print Speed: 90mm / sec 
Interface: USB Port 
Print Width: 57.5 ± 0.5mm 
Roll Diameter: 50 mm 
Print Thickness: 0.06-0.08mm 
Unit Weight: 800 g 
Dimension: 175 * 130 * 110mm (L * W * H) 
Power Adapter: DC 12V / 3A 
Cash Drawer Control: DC 12V / 1A 
Reliability Print: 100km 
Temperature: 0-45C 
Contrast Humidity: 10-80% 
Drivers :          Win 9X / Win 2000 / Win 2003 / Win XP / Win Vista / Win 7 / Win 8 / Linux 
Compatible With EPSON, SAMSUNG System 
Print Command: Compatible With Command ESC / POS 

more detail given in Operation Manual