Student Subtotal Counts DEEP BLUE ONE (crystal key student subtotal count black one (crystal key student subtotal arithmetic unit light blue one crystal key student subtotal count machine pink one (crystal key)
The maximum number of displays for the screen:
8 digits in number
Adapted battery type for the battery type:
The button is a battery of the
The material of the screen:
The LCD
The applicable scenario:
Assisted learning
Press key panel material for the press:
Plastic in plastic
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Items weight estimation 0 g, subject to actual weight
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