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Scientific
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  6. TRELC Scientific Calculator…
TRELC

TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator

3.6
(8 Ratings)
TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹2,720₹4,170

You save ₹1,450 (35%)

35% off the seller list price

Qty
50+ bought across the US last month
TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator — Black S9
Black S9
₹2,720
₹4,170
In Stock

Estimated doorstep delivery by 1 Nov - 3 Nov from USA

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Calculate and Note-Take Seamlessly

About this item

The TRELC Scientific Calculator with Notepad is designed for efficiency, combining calculation and note-taking in one portable device. Its 10-digit LCD display and integrated writing board, powered by a CR1220 battery, make it a versatile tool for students, teachers, and business professionals. The foldable, slim design ensures easy carrying in school bags or pockets.

Featuring silent silicone buttons and a one-key erase function for the LCD writing pad, this calculator enhances productivity without distraction. The included plastic stylus is conveniently stored on the back. While it cannot store or transfer images, its primary function as a calculator and notepad is robust and user-friendly.

Imported directly from authorized US retailers and authorized brand partners, this TRELC calculator ensures you receive an authentic product. All customs duties and GST are pre-paid and included in the listed price. Delivery is via ExpressBox tracked shipping, providing transparency from dispatch to your doorstep.

Key Features

  • 3 In 1 Design: The calculator is equipped with a notepad and a stylus. You can take notes while calculating without paper, which improves learning and work efficiency, saves your time and is more convenient.
  • 10 Digits Display: This scientific calculator is equipped with a 10-digit display and a LCD writing board., the calculator and tablet are powered by their own battery (CR1220).
  • Portable & Slim: This upgraded calculator is slim and light (only 4.05 oz). Folded design protects the scratch pad surface and is easy to carry. You can put it anywhere such as schoolbags, briefcases, pockets, etc.
  • Mute & One-key Erase: This calculator uses silicone buttons to keep silent during use. There is a button at the bottom of the writing tablet to clear the screen.
  • Multi-purpose Scientific Calculator: This multi-purpose calculator can be used as a calculator, and can also be used for drawing exercises. It is simple to use, suitable for students, teachers, and business personnel. We offer a 1 year warranty and 24-hour fast response customer service. Any questions please feel free to contact us.

Why choose this product

Authentic TRELC Calculator for India

This TRELC Scientific Calculator is sourced directly from authorized US retailers and authorized brand partners, ensuring you receive an authentic, factory-sealed product. It features a 10-digit LCD display and an integrated notepad with a stylus, designed for efficient calculation and note-taking. The portable, slim, and silent design makes it ideal for students and professionals in India. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping.

Who Should Use This Calculator

Ideal for students in middle school, high school, and college who need a reliable tool for calculations and quick notes. Also suitable for teachers, engineers, and business professionals requiring a portable, distraction-free device. Skip if you need advanced graphing functions or data storage capabilities, as this model focuses on core calculation and note-taking.

How to use

  • Power On and Calculate — Ensure the CR1220 battery is correctly inserted. Use the keypad to perform standard scientific calculations. The 10-digit LCD display will show your input and results clearly.
  • Take Notes on LCD Pad — Use the included plastic stylus to write or draw on the LCD screen. This is ideal for jotting down formulas, intermediate steps, or quick reminders related to your calculations.
  • Erase and Reuse — To clear the LCD writing board, press the erase button located at the bottom. This action instantly removes all notes, preparing the pad for new entries.
  • Fold and Carry — Fold the calculator to protect the LCD writing surface. Its slim and lightweight design makes it easy to carry in a pocket, bag, or briefcase for use anywhere.

Example scenarios

Typical situations where TRELC Scientific Calculator with Notepad & Stylus helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

A student needs to solve math problems and quickly jot down formulas or steps during class.

How this product helps

This calculator's integrated LCD notepad allows simultaneous calculation and note-taking, eliminating the need for separate paper. It's portable for carrying between classes and silent operation respects classroom environments.

2
Scenario 2
Illustrative example
Where it helps

A professional needs a compact device for quick calculations and to make brief notes during meetings or site visits.

How this product helps

The slim, foldable design fits easily into a pocket or briefcase. The one-key erase function allows for quick updates to notes, making it efficient for on-the-go tasks without paper waste.

Technical specifications

Setup & usage

UsageSimultaneous calculation and note-taking
Target UsersStudents, Teachers, Business Personnel
Battery LifeLong-lasting (CR1220 battery)
Cost per use1 calculator at ₹2,720 — ₹2,720 per calculator

Warranty

CrowCrowCrow helps you bring this product to India. Any warranty is offered by TRELCunder its own policy.

Read more

How we compare

FeatureTRELC Scientific CalculatorOthers
Functionality10-digit scientific calculator with integrated LCD notepad and stylus.Basic calculators often lack integrated note-taking; dedicated scientific calculators may not have LCD pads. Local options typically cost ₹300-₹800.
PortabilitySlim, foldable design, 117g (4.05 oz), fits easily in pockets or bags.Standard calculators can be bulkier; separate notepads are required, increasing overall carry weight.
Writing ExperienceSilent silicone buttons, one-key erase LCD screen, stylus included.Basic calculators have noisy buttons; paper notepads require pens/pencils and generate waste.
Power SourceCR1220 battery powered (included).Varies; some use solar, others AA/AAA batteries. Replacement costs can add up.
Cost per Unit1 calculator at ₹2,720 — ₹2,720 per calculator₹300 - ₹800 for basic scientific calculators; separate notepad adds cost.

Product details

SKUetk8072
GTIN0616985055418
BrandTRELC
ColorBlack
MaterialABS, LCD, Plastic
Weight117 g (4.05 oz)
Dimensions (Folded)16.5 cm x 8.2 cm x 1.4 cm (6.49 x 3.22 x 0.63 inches)
Display Type10-Digit LCD Writing Board
Power SourceCR1220 Battery (included)
Country of OriginNot stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners

About TRELC

TRELC offers practical electronic tools, focusing on user-friendly calculators and accessories designed for everyday efficiency and learning.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

Customer Reviews

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FAQ, See What Others Asked

How is this TRELC calculator authentic vs the version sold in Indian stores?
This TRELC Scientific Calculator is sourced directly from authorized US retailers and authorized brand partners, ensuring you receive an authentic, factory-sealed product. It features a 10-digit LCD display and an integrated notepad with a stylus, designed for efficient calculation and note-taking. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping.
Will the calculator I receive match what is shown on the US retailer's page?
Yes, orders are placed against the listed US retailer page at the time of purchase. Batch codes, packaging, and labels match what the US retailer dispatches. Photographs of every order are taken before international handover to ensure accuracy.
Is this calculator suitable for advanced graphing or complex calculations?
This TRELC calculator is designed for standard scientific calculations and note-taking. It features a 10-digit display and basic scientific functions. For advanced graphing or complex mathematical operations, you may need a dedicated graphing calculator model.
How do I erase notes on the LCD writing board?
To erase notes on the LCD writing board, simply press the one-key erase button located at the bottom of the writing tablet. This clears the screen instantly, allowing you to start fresh notes.
What type of battery does this calculator use and is it included?
This calculator uses a CR1220 battery. The product description indicates that batteries are required, and the source data suggests they are included, though it's always recommended to check the package contents upon arrival.
Can I use this calculator for daily note-taking or drawing?
Yes, the integrated LCD writing board allows for daily note-taking and simple drawing. It's a convenient way to jot down ideas, lists, or practice problems without using paper.

Frequently bought together

TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator

This item:

TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator

₹2,720

TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator

This item

TRELC Scientific Calculator with Notepad & Stylus, 10-Digit LCD Display, Black | Portable 117g (4.05 oz) Calculator

₹2,720

Total price:

₹7,520

You save ₹3,600 (32%) Extra

3 items selected

3 items

₹7,520

You save ₹3,600 (32%) Extra

Product Comparison

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Spec
Price
₹2,720
₹4,170
₹1,810
₹2,750
₹2,990
₹4,200
₹2,990
₹4,350
₹2,990
₹4,070
₹2,520
₹3,100
₹3,260
₹4,890
Rating
3.63(8)
4.80(50K+)
4.80(30)
4.40(167)
4.50(619)
4.88(8)
4.80(50K+)
Brand NameTRELCTexas InstrumentsIPEROTIPEROTIPEROTTexas InstrumentsTexas Instruments
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹2,720₹4,170

You Save ₹1,450

Estimated doorstep delivery by 1 Nov - 3 Nov from USA
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Tracked from USA · duties included
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Your Order Journey: From Purchase to Doorstep

You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you
You Order
Place your order
USA Warehouse dispatch
Packed & shipped
International Air Shipping
Fast transit
Consignment to India Warehouse
Customs cleared
Doorstep delivery
Delivered to you

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₹8,160+ (3× the price)
₹2,720 locked, all-in
Hard to get the original US version in India
Original US version, shipped to your door
Extra pay for Import Duties, GST, and forex fees
One price in INR, no customs charges at delivery
4–12 weeks · No tracking
13-15 days · live tracking
Grey market, no guarantee, no protection, no refund
100% authentic US, India-verified, return available
Lost in transit = ₹0 back
Full protection included