1. Casio Scientific Calculator (2nd edition) Black – fx-991ES Plus

Specifications:
- Good calculation speed.
- Almost every mathematical calculation is possible.
- Contrast and brightness control.
- Calculation with complex numbers.
- Color: Black
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 2,500 (check details for latest price & discount offer)
2. Casio Scientific Calculator (2nd edition) – Blue – fx-991ES Plus-2

Specifications:
- Good calculation speed.
- Almost every mathematical calculation is possible.
- Contrast and brightness control.
- Calculation with complex numbers.
- Color: Blue
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 2,500 (check details for latest price & discount offer)
3. Casio Scientific Calculator (2nd edition) – Pink – fx-991ES Plus-2

Specifications:
- Good calculation speed.
- Almost every mathematical calculation is possible.
- Contrast and brightness control.
- Calculation with complex numbers.
- Color: Pink
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 2,500 (check details for latest price & discount offer)
4. Casio Scientific Calculator- Black – fx-991CW

Specifications:
- Degree, Minute, Second (Sexagesimal) Calculations
- Complex number calculation
- Vector calculations
- Random Number Generation
- Metric conversion function
- Color: Black
- Country of Origin: Japan
- Power Type: Solar & Battery
- Warranty Period: 3 Years
- Price: TK. 3,000 (check details for latest price & discount offer)
5. Casio Scientific Calculator 2nd edition – fx-100MS-2

Specifications:
- Easy to read and use because of large display
- Large keypad for comfortable use
- Saves up to 150 previous calculations
- Quick and easy recall previous formulas
- Color: Black
- Country of Origin: Japan
- Power Type: Battery
- Warranty Period: 3 Years
- Price: TK. 2,100 (check details for latest price & discount offer)
6. SAMS Scientific Calculator – Black – FX-991EXs

Specifications:
- Intuitive, easy-to-learn icon display
- Spreadsheet calculations
- Vector calculations
- Advanced statistical distribution calculations
- Advanced functions unique to SAMS scientific calculators
- Color: Black
- Country of Origin: China
- Power Type: Solar & Battery
- Warranty Period: 1 Years
- Price: TK. 1,600 (check details for latest price & discount offer)
7. OSALO Scientific Calculator – OS-991ES PLUS

Specifications:
- Blend of functionality, reliability, and sleek design
- Functions for trigonometry, logarithms, exponents
- LCD Display for Clear Readability
- Product of precision engineering
- Color: Silver
- Country of Origin: China
- Power Type: Solar & Battery
- Warranty Period: 6 Months
- Price: TK. 1,200 (check details for latest price & discount offer)