USB Mini Keypad with Calculator

Features:

• 19 keys keypad layout with built-in 12 calculator functional hot keys.
• Compatible with Window 98/98SE/ME/2000/XP.
• Dual usage: as a calculator or a regular keypad.
• 12 Digit LCD.
• Special removable/retractable cable management.
• Send the calculation result to computer systems.
• Plug and Play, Hot swapping.
• Low power consumption.
  

Specification:

• OS Compatibility: IBM PC compatible system, Windows 98/98SE/2000/ME/XP.
• Operating:  force 55 ± 20gm.
• Total Travel 3.5 ± 0.5mm.
• Weight : 100g.
• Cable Length:  750 ± 20(Black) ( mm ).
• Key Switches:  Membrane switch with tactile feedback.
• Keycaps Type:  Low profile.
• USB 1.1 interface.
• Power consumption:  Two-Way Power System for calculator mode: USB power or one A3 battery
• Without plug into USB: DC 1.5V 160mA max
• Plug into USB: DC 5V  ± 10%, 6mA max ( mA )
• Operating Temperature:  -10 ~ 60 oc ( oc ).
• Storage Temperature:  -20 ~ 60oc  (  oc ).
• Operating Humidity:  10% to 90 % RH ( RH ).
• Switch Life:  8 million cycles.
• Keycaps Color: Black.
• Case Color:  Silver and Black.
• Dimension L x W x H : 135 x 74 x 19.6 mm ( mm ).
• CE & FCC compatible.

Calculator :

• 12 calculator functional hot keys: M-, M+, MRC, %, TAB, MU, GT, SQR, +/-,BS, MODE, SEND.
• The Two-Way Power System for calculator mode uses USB power, or one A3 battery (LR41).
• Auto Power Off Function: Auto power off after 4 minutes approximately from the last key input.
• Provide Independent and Grand Total Memory.
• Selectable Rounding from among floating-point, cut off, round off and Add Mode.
• Selectable Number of Decimal Places: (0,2,4)
• Battery Life: Approximately one year for A3 battery (1 hour per day of
  operation)

1 pc USB Mini Keypad with Calculator
1 pc Retractable USB cable
1 pc Software
1 pc User Manual