Description
- Power Source: Solar, Battery
- Brand:Casio
- Number of Batteries: 1 LR44 batteries required. (included)
- Item Dimensions LxWxH: 6.38 x 3.03 x 0.43 inches
- Display Type:LCD
TECHNICAL DETAILS
- Batteries : 1 LR44 batteries required. (included)
- Product Dimensions : 6.38 x 3.03 x 0.43 inches; 3.35 ounces
- Date First Available : October 21, 2020
- Manufacturer : CASIO
- ASIN : B0846D5CBP
- Item model number : FX-991ES Plus-2nd Edition
SIZE OF PRODUCT / TOTAL WEIGHT
- Product Dimensions: 6.38 x 3.03 x 0.43 inches
- Item Weight: 3.35 ounces
SPECIFICATIONS
Display
- Display type: 31 * 96 FULL DOT
- Natural display
- Algebraic input logic: Natural V.P.A.M.
- Number of characters/lines: 16/1+10/1
- Significand function: 10+2
Memory
- Repeat function
- Variable memory: 9
Basic mathematics
- Functions: 417
- Scientific constants: 40
- Unit conversions: 40
- Bracket levels: 24
- Fraction calculations
- Angle dimensions DEG/RAD/GRAD
- Conversions between >DEG/>RAD/>GRAD
- Coordinate transformation Pol ÷ Rec
- Trigonometric functions sin/cos/tan/sin-1/cos-1/tan-1
- Hyperbolic functions sinh/cosh/tanh/sinh-1/cosh-1/tanh-1
- Exponent, log, In, 10x, ex
- Mathematical functions √, x2, x-1, 1/x, x!, xy, x1/y
- Calculations based on n (hexadecimal/decimal/binary/octal)
- Logical operators (AND/OR/etc.)
- Calculations in the sexagesimal system
- Percentage calculations
- Technical notation ENG/ENG
- Calculation of complex numbers
- Random number generator
- Value table
- Matrix calculation/vector calculation
- Equation calculation
Statistics
- Summation of ∑x, ∑x2
- Summation of ∑x, ∑y, ∑x2, ∑y2, ∑xy
- Standard deviations for grouped and ungrouped values
- Regression analysis
- Permutations (nPr) and combinatorics (nCr)
Differential and integral calculus
- Numerical integral calculus
- Numerical differential calculus
Refund Policy
We have a 7-day return policy, which means you have seven (07) days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at +92 333 4700 848 or send email at info.stationeryindex@gmail.com. Please note that returns will need to be sent to the following address: WhatsApp;
Stationery Index - AB Traders Al-Karim Market, Urdu Bazar, Lahore, Punjab, Pakistan
You can always contact us for any return question at +92 333 4700 848 WhatsApp;
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, such as custom products, special orders or personalized items. We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at info.stationeryindex@gmail.com