CK30 Specification

  • Contains 30 x HC133 calculators

  • Robust "Gratnell's" tray fits into existing classroom storage

  • Foam insert separates & protects each unit

  • 3 rows of 10 for convenient stock checking

  • Hard protective transparent lid

  • Now includes FREE EMU-1 emulator software for teaching via an interactive whiteboard & projector which has been accredited for use on both Smart & Promethean interactive whiteboards.


 Comes complete with interactive CD-ROM

Click here for a larger image & more details


  • Robust handheld model
  • Large numeric keypad
  • Durable hard keys
  • Clear 8 digit LCD display
  • 3 key memory & 4 constants
  • +/- Change sign key
  •  Dual powered with Auto-off 
  • (WxDxH) 70 x 115 x 15mm



Downloads: Hi Resolution Jpeg Image (RGB)
  Hi Resolution Tiff Image (CMYK)
  Specification PDF File



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