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Item #:
194599602
TY-991EX Scientific Calculator,552 Functions 4-Lines Display Multi-Function Solar&Battery Dual Power Advanced Small Math Rechargeable Calculator for
Item #:
194599602
COP 110630
Price Details
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*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Monday, August 24
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This advanced scientific calculator offers 552+ functions and a clear 4-line display for effortless calculations in trigonometry, statistics, and engineering.
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What Stands Out
Extensive Functions
With 552 built-in functions, the TY-991EX calculator efficiently handles complex calculations, making it a powerful tool for students, engineers, and scientists alike.
Dual Power
Featuring both solar and battery power sources, this calculator ensures consistent performance in various environments, eliminating the worry of running out of power during crucial exams or projects.
Four-Line Display
The advanced four-line display allows for easy visualization of calculations, enhancing user experience and clarity, particularly during intricate mathematical operations.
Product Details
| Calculator Type | Engineering/Scientific |
| Power Source | Solar&Battery Powered |
| Screen Size | 2.5 inches (6.4 cm) |
| Number of Batteries | 1 9V batteries required. (included) |
| Compatible Devices | Laptop |
| Enclosure Material | Plastic |
| Item Dimensions L x W | 6"L x 3"W (15.2 cm) |
| Brand | ZUOYA |
| Model Name | TY991EX-Plus |
| Unit Count | 1 Count |
| Manufacturer | Tian Yan |
| Model Number | TY-991EX |
| Mfr Part Number | 9991EX |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
Students
Perfect for high school and college students needing advanced functions for math, physics, and engineering courses.
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Exams
Ideal for students preparing for standardized tests requiring a scientific calculator with extensive functions.
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Engineers
Engineers will find the calculator beneficial due to its extensive scientific and engineering functions for complex calculations.
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Casual Users
Not suitable for casual users who only need basic arithmetic functions for everyday calculations.
Product Description
TY-991EX Scientific Calculator,552 Functions 4-Lines Display Multi-Function Solar&Battery Dual Power Advanced Small Math Rechargeable Calculator for Students/Exams/Engineering/Scientific
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Customer Questions & Answers
-
Question:
Is this calculator suitable for exams?
Answer: Yes, it is designed to meet the requirements of maturity exams and other academic assessments. -
Question:
Does it require batteries?
Answer: It can be powered by an LR44 button battery or solar energy, making it energy-efficient. -
Question:
Can it handle complex calculations?
Answer: Absolutely, it is equipped to perform both simple and complex mathematical tasks.
ZUOYA Scientific TY-991EX Editorial Review
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Pros
- 4-lines display for clarity
- 552 functions for versatility
- Solar and battery power options
- User-friendly interface
- Compact and portable design
Cons
- Buttons may feel a bit stiff.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
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kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
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SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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COP 110630
Order now and get it around Monday, August 24
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Over 552 advanced functions covering trigonometry, statistics, and engineering.
- Features a clear 4-line display for accurate multi-step calculations.
- Responsive buttons ensure smooth operation for all calculation needs.
- Energy-saving design with solar power and automatic shut-off function.
- Ideal for students, engineers, and professionals in various mathematical fields.
- Portable and intuitive interface makes it easy to use in any environment.
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