... Office Calculator CT-312 1.Size :124*74*9mm 2.Big digit calculator 3.Dual power calculator Mini Office Calculator CT-312Main functions ... and main features of calculator CT-312: Descriptionmini office calculatorModelCT-312Size124*74*9mmThe ... ,such as FX-82MS,FX-570MS,CT-500,CT-512,CT-512VI,CT-712,CT-8833,CT-8855V, CT-912,CA-120C,CA-120T,CA ...