Desktop Calculator JN-2135
#18
VEWINGL

VEWINGL Desktop Calculator JN-2135

Rating

Model: JN-2135
$16.99(incl. tax)Amazon price as of 2025-09-29
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Product Overview

The VEWINGL Desktop Calculator JN-2135 features a 12-digit large LCD display and computer-style keys for comfortable use. It supports dual power (solar and battery) and includes an auto sleep mode to conserve energy. Designed for office, school, home, and business use, it measures 7.5″ x 6.1″. The calculator is made of high-strength ABS material, ensuring durability. It also has non-slip feet to stay securely on your desk. The large display is inclined at a 30-degree angle for better visibility. It includes rounding, backspace, and memory functions.

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Product Specifications

Digit Displayed
12digits
Power Source
Battery and Solar
Display Type
LCD
Key Type
Plastic
Dimensions
7.5 x 6.1 inchesmm
Weight
3.2 ouncesg
Memory Function
Yes
Tax Calculation
No
Percentage Calculation
Yes

Size & Weight

Weight
3.2 ounces
Hight
5 inches
Width
5 inches
Depth
0.04 inches

Features

Tax Calculation Function

This calculator does not include a dedicated tax calculation function. Users will need to manually calculate tax amounts using the basic arithmetic functions. This might be a limitation for users who frequently perform tax-related calculations. A dedicated tax function would simplify these tasks.

Memory Function

Features a memory function for storing and recalling numerical values, making it easier to perform multi-step calculations and reuse frequently used numbers. This function is useful for complex calculations where intermediate results need to be stored temporarily. It enhances the overall efficiency of the calculator.

Square Root Calculation Function

It does not have a square root calculation function. Users needing to calculate square roots will need to use external tools or manual methods. This function is commonly used in DIY projects, schoolwork, and other calculations where square roots are required. Its absence may limit the calculator's versatility.

Percentage Calculation Function

Includes a percentage calculation function, which simplifies calculating discounts, profit margins, and other percentage-related tasks, making it useful for shopping and data analysis. This function avoids the need for complex manual calculations and enhances the calculator's utility for everyday tasks.

Sign Change Function

The sign change function allows users to quickly switch the sign of a number from positive to negative or vice versa, simplifying calculations involving debits, credits, and temperature changes. This function is particularly useful in financial and scientific calculations where negative numbers are frequently used.

Decimal Place Setting Function

Does not offer a decimal place setting function. The calculator displays results with a fixed number of decimal places. This might be a limitation for users who need to control the precision of their calculations or avoid displaying unnecessary digits. A decimal place setting function would enhance the calculator's flexibility.

SHOPSTAFF Rating Score

#18
Ranked #18 out of 83 products in Category
4.2
Overall Rating

This calculator is suitable for basic calculations in home, office, and school environments. It offers a comfortable typing experience with its computer-style keys and a large, clear display. However, it lacks advanced functions.

Display Size and Readability
4.5
The large LCD display provides good readability, especially for users who prefer larger digits. The 30-degree inclined angle enhances visibility. However, it lacks backlighting, which could be a limitation in dimly lit environments. The 12-digit capacity is sufficient for most basic calculations.
Key Size and Tactile Feedback
4.3
The computer-style keys are large and well-spaced, making them easy to press accurately. The tactile feedback is decent, providing a clear indication of input registration. The keys are made of ABS plastic, which is durable but may not offer the premium feel of rubber keys.
Basic Functionality and Features
4.0
It covers essential functions like addition, subtraction, multiplication, division, and percentage calculations. The inclusion of memory functions and backspace keys enhances usability. However, it lacks advanced functions such as square root calculation or tax calculation.
Power Source and Battery Life
4.7
The dual power source (solar and battery) provides reliable performance in various lighting conditions. The auto sleep mode helps conserve battery life. The calculator includes one AAA battery, ensuring it's ready to use out of the box. Solar power is convenient for well-lit areas.
Durability and Build Quality
4.4
The calculator is made of high-strength ABS plastic, which is lightweight yet durable. The robust design can withstand daily use and potential accidental drops. The non-slip feet ensure it stays securely on the desk. The material feels sturdy and reliable for long-term use.
Size and Portability
3.8
While not the most compact, its size is still manageable for desktop use. It might not be ideal for carrying around frequently due to its dimensions (7.5″ x 6.1″). The weight is light enough for easy handling. It strikes a balance between portability and usability.
Manufacturer Reliability and Warranty
3.5
VEWINGL is a relatively new brand established in 2020. While they focus on quality and user experience, their long-term reliability is yet to be fully established. There is no mention of a warranty, which could be a concern for some users. More information on their customer support would be beneficial.
Cost Performance
4.2
At $16.99, it offers a good balance of features and performance for the price. The large display, comfortable keys, and dual power source make it a cost-effective option for basic calculations. It's a suitable choice for those needing a reliable desktop calculator without advanced functions.

Brand & Manufacturer Details

VEWINGL
VEWINGL was established in 2020 and is a brand dedicated to bringing you high-quality products and exceptional experiences.

Key Highlights

  • Large display
  • Comfortable keys
  • Dual power

Considerations

  • Avoid exposure to extreme temperatures
  • Keep away from water
  • Replace battery when needed

Recommended For

  • Students
  • Home users
  • Office workers

Not Recommended For

  • Engineers
  • Accountants
  • Users requiring advanced functions

Suitable For

  • School
  • Home
  • Basic office tasks

Not Suitable For

  • Complex engineering calculations
  • Advanced financial analysis
  • Scientific research

Frequently Asked Questions (FAQ)

Q.I'm worried about the size. Is it too big for a desk?
A.Based on staff confirmation, the calculator is described as having a good size, not too large and not too small, making it suitable for both office and home use. However, one staff member noted that it was bigger than expected, so be sure to check the dimensions (7.5″ x 6.1″) to ensure it fits your space.
Q.I have trouble seeing small buttons. Are the buttons easy to see and press?
A.Yes, staff confirmation emphasizes the large display and big buttons, making it easy to see and press. The buttons are designed to feel like a computer keyboard, which are sensitive and provide a clear sound when pressed, and are especially suitable for seniors or those with visual impairments.
Q.I need a reliable calculator for work. Is this calculator durable and accurate?
A.Staff confirmation indicates the calculator is made of high-strength ABS material, making it lightweight yet durable. It can withstand multiple impacts and prevent slips. Staff members have also reported that it works perfectly without skipping numbers, making it a reliable choice for work.
Q.What kind of power source does the calculator use?
A.The calculator uses dual power sources: solar and battery (one AAA battery included). Solar power can be used in well-lit areas, while the battery ensures uninterrupted power. The calculator also has an auto sleep mode after 8 minutes of inactivity to conserve power.
Q.I'm not sure if I'll like it. Can I return it if I don't?
A.The product overview mentions that you can apply for a refund if you are not satisfied after opening the box.

SHOPSTAFF Rating Ranking

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Memory FunctionYesTax CalculationNo
Percentage CalculationNo
Tax Calculation FunctionMemory FunctionSquare Root Calculation FunctionPercentage Calculation FunctionSign Change FunctionDecimal Place Setting Function
4.4Overall Rating
4.2Display Size and Readability
4.3Key Size and Tactile Feedback
4.0Basic Functionality and Features
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Dimensions4.4 x 6.3 x 0.04 inchesWeight5.3 ounces
Memory FunctionNoTax CalculationNo
Percentage CalculationYes
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4.4Overall Rating
4.5Display Size and Readability
4.7Key Size and Tactile Feedback
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Digit Displayed12 digitsPower SourceBattery Powered, Solar Powered
Display TypeLCDKey TypeABS material durable plastic
Dimensions- mmWeight- g
Memory FunctionYesTax CalculationNo
Percentage CalculationYes
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4.3Overall Rating
4.5Display Size and Readability
4.3Key Size and Tactile Feedback
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Digit Displayed12 digitsPower SourceBattery Powered & Solar Powered
Display TypeLCDKey TypeSilicone
Dimensions- mmWeight- g
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Percentage Calculation-
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4.3Overall Rating
4.5Display Size and Readability
4.3Key Size and Tactile Feedback
4.0Basic Functionality and Features
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Digit Displayed8 digitsPower SourceBattery Powered, Solar Powered
Display TypeLCDKey Type-
Dimensions- mmWeight- g
Memory FunctionYesTax Calculation-
Percentage CalculationPercent
Tax Calculation FunctionMemory FunctionSquare Root Calculation FunctionPercentage Calculation FunctionSign Change FunctionDecimal Place Setting Function
4.3Overall Rating
3.8Display Size and Readability
4.0Key Size and Tactile Feedback
4.0Basic Functionality and Features
4.5Power Source and Battery Life
4.0Durability and Build Quality
4.8Size and Portability
4.5Manufacturer Reliability and Warranty
4.7Cost Performance