iPepul Scientific Calculator with Reusable LCD Writing Pad, Black

Product Overview

The iPepul scientific calculator is a compact battery-powered calculation device that combines a conventional scientific calculator with a reusable LCD writing surface. The design allows calculations and handwritten notes to be made within the same folding unit. It is intended for classroom, study, office, accounting, construction-math, and other situations where users may need to record intermediate figures while calculating.

The calculator uses a 10-digit LCD numerical display and supports standard arithmetic as well as scientific functions such as trigonometric calculations, logarithms, exponents, and square roots. A separate LCD writing panel accepts input from the included stylus and can be cleared electronically for repeated use. The unit is powered by two replaceable lithium-metal button batteries.

The black version associated with this product record has a portable folding format and a soft-key calculator interface. Public sources conflict on the exact exterior dimensions, so dimensions are not stated as verified specifications on this page. The device does not function as a graphing calculator or computer algebra system based on the available documentation.

Product Information

Identification

Physical

Product Identifier Summary

Product identifiers are used to distinguish one calculator configuration from similar models, colors, and revisions.

• Model Number: A manufacturer-assigned model number identifies a particular hardware design or version. A verified model number separate from the product record was not established.
• MPN: A manufacturer part number is commonly used for inventory, ordering, and technical support. A verified MPN was not established for this calculator.
• UPC: A Universal Product Code is a standardized 12-digit retail barcode identifier. A verified UPC was not located.
• EAN: An EAN is an internationally used barcode identifier related to the GTIN system. A verified EAN was not established.
• GTIN: The Global Trade Item Number system includes identifiers such as UPC and EAN. No independently verified GTIN was located.
• ASIN: This alphanumeric catalog identifier distinguishes the specific black calculator configuration represented by this product record.
• ISBN: ISBN identifiers apply to books and similar publications and are not applicable to this calculator.

Common Uses

This calculator is commonly used for mathematics coursework, science classes, homework, office calculations, accounting exercises, construction-related arithmetic, and general numerical work. The integrated writing surface can hold temporary notes, formulas, intermediate results, sketches, or calculation steps.

Its scientific functions support calculations beyond basic arithmetic, including common trigonometric, logarithmic, exponential, and root operations. Suitability for examinations depends on the rules of the school, testing organization, or course because calculator restrictions vary.

Maintenance and Care

The calculator and writing surface should be cleaned with a soft, dry or lint-free cloth. Abrasive materials and strong chemical cleaners can damage the display surfaces, keys, or writing panel.

• Keep the calculator away from excessive moisture and do not immerse it in water.
• Avoid scratching the LCD writing surface with hard or sharp objects.
• Use the supplied stylus or another suitable blunt writing tool on the writing panel.
• Keep the battery compartments clean and dry.
• Install replacement batteries according to the marked positive and negative polarity.
• Store the unit away from excessive heat and open flames.
• Close the folding unit when transporting it to help protect the calculator and writing surface.

Safety Information

The device uses lithium-metal button batteries. Small batteries can present serious hazards if swallowed and should be kept away from young children and pets.

• Install batteries with the correct polarity.
• Do not short-circuit, puncture, crush, burn, or disassemble the batteries.
• Do not expose the calculator or batteries to fire or excessive heat.
• Replace damaged or leaking batteries and avoid direct contact with battery leakage.
• Do not rinse the calculator with water.
• Do not scratch the writing display with sharp objects.
• Dispose of used button batteries according to applicable local battery-disposal requirements.

Technical Specifications

Product History

Public catalog records for this calculator have been available since at least 2021. The product belongs to a family of iPepul calculators that combine numerical calculation with reusable LCD writing surfaces and are offered in multiple colors.

No reliably documented major hardware revision, predecessor model, or official successor was identified for this specific product record.

Key Features

• Scientific calculator and reusable writing surface are combined within one folding device.
• The numerical display provides space for calculations up to 10 displayed digits.
• The LCD writing panel can be used for temporary notes and calculation steps.
• A dedicated clearing control erases the writing panel for reuse.
• Replaceable button batteries power the electronic functions.
• The calculator includes standard arithmetic and commonly used scientific operations.
• The stylus can be stored with the calculator for transport.

Package Contents

• Scientific calculator with integrated LCD writing pad
• Stylus
• Two button batteries
• Instruction manual

Compatibility

The calculator operates as a standalone device and does not require a smartphone, computer, internet connection, or external software for normal calculations. The writing panel is also self-contained and does not function as a digital tablet for transferring handwritten notes to another device.

Replacement batteries must match the button-cell type and electrical requirements of the installed batteries. Battery size should be confirmed from the original cells or battery-compartment markings before replacement.

Frequently Asked Questions

Is this a scientific calculator?

Yes. It includes scientific operations in addition to ordinary arithmetic functions.

Does the calculator include a writing pad?

Yes. A reusable LCD panel is built into the folding unit and can be used for temporary handwritten notes and working steps.

Can notes on the writing pad be saved?

The available documentation describes the panel as a reusable writing surface rather than electronic note storage. It is not documented as saving or exporting handwritten content.

Can the writing surface be erased?

Yes. The writing panel includes an electronic clearing function that removes the displayed handwriting for reuse.

Does it need to be charged?

No charging system is documented for this version. It operates from replaceable button batteries.

Can the batteries be replaced?

Yes. The battery compartments are designed to allow replacement when the installed cells are depleted.

Is it a graphing calculator?

No graphing capability is documented. The product should be treated as a scientific calculator with a separate handwriting surface rather than a graphing calculator.

Is the writing pad the same as a tablet computer?

No. The LCD writing panel is intended for temporary handwriting and does not provide the operating system, applications, file storage, or connectivity associated with a tablet computer.

Can it be used for school examinations?

That depends on the examination rules. Some schools and testing organizations restrict calculator types or specific scientific functions, so users should verify permitted equipment before an exam.

How should the screen be cleaned?

Use a soft, lint-free cloth and avoid abrasive materials or harsh chemicals. The unit should not be rinsed or submerged in water.

What should be used to write on the LCD panel?

The included stylus is intended for the writing surface. Hard or sharp tools should be avoided because they can damage the panel.

What are the exact dimensions?

Public product records provide conflicting measurements for the exterior size. Because the values could not be reconciled reliably, exact dimensions are not presented as verified specifications here.

What model number identifies this calculator?

A distinct manufacturer model number was not verified from the available documentation. The catalog identifier can be used to distinguish this specific black configuration when researching the product.

Does it include a warranty?

Public listings describe limited replacement or support coverage, but a consistent manufacturer warranty term was not independently verified. Current warranty terms should therefore be confirmed from documentation supplied with the product.

Buying Considerations

Important factors when comparing this calculator with other scientific models include available mathematical functions, display format, examination eligibility, battery type, keypad layout, and whether handwritten notes need to be retained. This unit’s writing panel is intended mainly for temporary work rather than long-term note storage.

The calculator does not appear to provide graphing, computer algebra, or programmable functionality in the verified documentation. Users who require those capabilities should distinguish them from ordinary scientific functions when comparing calculator categories.

The folding format combines two functions but also creates a larger working surface when opened than a conventional pocket calculator. Portability requirements and available desk space can therefore affect how the design is used.

Customer Feedback Summary

This section summarizes recurring themes in publicly available customer feedback. These comments are subjective observations and are not verified product specifications.

Positive feedback commonly describes the combined calculator and writing-pad layout as convenient for schoolwork, homework, and situations where intermediate calculations need to be written down. Users also frequently mention the reusable writing surface, compact folding format, and large numerical display as practical features.

Reported limitations include the learning curve associated with some scientific keys and the fact that notes on the LCD writing surface are temporary rather than stored digitally. Some users also indicate that the construction feels more appropriate for classroom and desk use than for heavy industrial environments.

Customer reports can reflect different usage habits and production batches. They should not be used to establish battery life, physical measurements, calculation accuracy, or other technical values that require formal documentation.

Related Products

• iPepul Scientific Calculator with Writing Pad, Blue: A related color configuration using the same general calculator-and-writing-pad concept.
• iPepul Scientific Calculator with Writing Pad, White: Another color variant within the product family.
• iPepul Scientific Calculator with Writing Pad, Purple: A related variant distinguished primarily by exterior color.
• Standard Scientific Calculators: Conventional models that provide scientific functions without an integrated handwriting panel.
• Graphing Calculators: A separate calculator category capable of plotting functions and performing more advanced mathematical operations.

Last Updated

August 16, 2026