Pocket Size Calculator 8 Digit
#27
Emraw

Emraw Pocket Size Calculator 8 Digit

Rating

Model: 3720
$14.99(incl. tax)Amazon price as of 2025-09-29
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Product Overview

The Emraw Pocket Size Calculator is a compact and lightweight calculator suitable for basic calculations. It features an 8-digit LCD display, dual power (solar and battery), and memory functions. Designed for students, office workers, and anyone needing a portable calculator for everyday use. The calculator includes basic functions such as addition, subtraction, multiplication, division, square root, and percentage calculations. Its small size makes it easy to carry in a pocket or bag, making it ideal for on-the-go use. The calculator also has an auto-power off function to conserve battery life. Available in assorted colors.

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Product Specifications

Digit Displayed
8digits
Power Source
Dual Powered
Display Type
LCD
Key Type
Plastic
Dimensions
-mm
Weight
-g
Memory Function
Yes
Tax Calculation
Yes
Percentage Calculation
Yes

Size & Weight

Weight
8.4 ounces
Hight
8 x 4.7 x 0.04 inches
Width
4.7 inches
Depth
0.04 inches

Features

Tax Calculation Function

This calculator includes a dedicated tax calculation function, which automatically calculates the tax amount and total price by simply entering the pre-tax price and tax rate. This is useful for quick calculations when shopping or managing household finances.

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 simplifies complex calculations that involve reusing the same numbers repeatedly.

Square Root Calculation Function

It has a square root calculation function. Users needing to calculate square roots will find this function useful for calculations in DIY projects or schoolwork where square roots are required.

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 avoids the need for complex manual calculations.

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 simplifies correcting entry errors or performing calculations with both positive and negative numbers.

Decimal Place Setting Function

This calculator does not offer a decimal place setting function. The calculator displays results with a fixed number of decimal places, which may not be ideal for all users. If you need to specify the number of decimal places displayed, this calculator may not be suitable.

SHOPSTAFF Rating Score

#27
Ranked #27 out of 83 products in Category
4.0
Overall Rating

This calculator is a basic, low-cost option suitable for simple calculations. Its small size and dual power make it convenient for students and basic office tasks. Durability may be a concern with heavy use.

Display Size and Readability
4.0
The 8-digit LCD display is clear and easy to read, suitable for basic calculations. The display size is adequate for most users, but may not be ideal for complex calculations or users with visual impairments. The angled flat panel minimizes glare.
Key Size and Tactile Feedback
3.8
The calculator features non-stick plastic buttons that are comfortable to push and have swift responses. The key size is adequate for most users, but may be small for those with larger fingers. The tactile feedback is decent, providing a clear indication that the input has been registered.
Basic Functionality and Features
4.0
It covers all essential functions, including addition, subtraction, multiplication, division, square root, and percentage calculations. The memory function is a useful addition for complex calculations. It also has automatic tax keys, percent key, square root key, and backspace key.
Power Source and Battery Life
4.5
Powered by both solar and battery, ensuring reliable performance. The solar power function is convenient for use in well-lit environments, while the battery provides backup power when needed. The automatic power-off feature helps conserve battery life, extending the usage period.
Durability and Build Quality
3.5
The calculator is made from plastic materials that can withstand daily use. The robust design ensures it will function reliably over time, even with occasional drops. However, the overall build quality is not as high as more expensive calculators.
Size and Portability
4.8
Its compact size and lightweight design make it easy to carry in a bag or pocket. The calculator is convenient for students and professionals on the go. The ergonomic shape fits comfortably in your hands, pocket or purse.
Manufacturer Reliability and Warranty
3.0
Emraw is not as well-known as some other calculator brands, so reliability and warranty may be a concern. However, the calculator has received generally positive reviews from customers, suggesting that it is a decent product for the price.
Cost Performance
4.5
Offers a good balance of features and performance for the price. It's a cost-effective option for those needing a reliable basic calculator. The inclusion of dual power and memory functions makes it a particularly good value.

Brand & Manufacturer Details

Emraw
From the brand Enday brings you the joy of learning. All our items come in a selection of 6 diverse colors so that you can coordinate your school supplies to get the fun or chic look you desire.

Key Highlights

  • Compact size
  • Dual power (solar and battery)
  • Affordable price

Considerations

  • Avoid dropping to prevent damage
  • Limited advanced functions

Recommended For

  • Students
  • Home users
  • Anyone needing basic calculations

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.Are these calculators suitable for students?
A.Yes, according to staff confirmation, these calculators are perfect for students, especially in elementary school, for learning basic calculator and math skills. They're also a good size for carrying in a backpack.
Q.Do these calculators work with solar power?
A.Some staff confirmation mentions the calculator is solar-powered, while others state that batteries are needed. Please note that while the product description mentions two-way power (solar and battery), one staff confirmation mentions that the description is false and that it actually needs batteries to work.
Q.Are the calculator buttons easy to use?
A.Yes, staff confirmation indicates the calculators have bouncy, non-stick buttons that are comfortable to push and have swift responses.
Q.Are these calculators durable?
A.While some staff confirmation notes that the calculators are cheaply made and one broke easily, others state they seem very durable, even after being dropped. Durability may vary.
Q.Are the colors as shown in the picture?
A.According to staff confirmation, you might not receive the exact colors shown. One staff confirmation mentions receiving two blues instead of a green one.

SHOPSTAFF Rating Ranking

#1

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Pocket-sized, durable calculator with a clear SuperView display for easy calculations at home, school, or office.

Digit Displayed8 digitsPower SourceBattery
Display TypeLCDKey TypeRubber
Dimensions121.1x78.7x2.5 mmWeight81.6 g
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
4.5Power Source and Battery Life
4.4Durability and Build Quality
4.6Size and Portability
4.7Manufacturer Reliability and Warranty
4.5Cost Performance
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Digit Displayed12 digitsPower SourceBattery
Display TypeLCDKey TypeABS
Dimensions4.4 x 6.3 x 0.04 inchesWeight5.3 ounces
Memory FunctionNoTax CalculationNo
Percentage CalculationYes
Tax Calculation FunctionMemory FunctionSquare Root Calculation FunctionPercentage Calculation FunctionSign Change FunctionDecimal Place Setting Function
4.4Overall Rating
4.5Display Size and Readability
4.7Key Size and Tactile Feedback
4.0Basic Functionality and Features
4.8Power Source and Battery Life
4.3Durability and Build Quality
4.5Size and Portability
3.5Manufacturer Reliability and Warranty
4.7Cost Performance
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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
Tax Calculation FunctionMemory FunctionSquare Root Calculation FunctionPercentage Calculation FunctionSign Change FunctionDecimal Place Setting Function
4.3Overall Rating
4.5Display Size and Readability
4.3Key Size and Tactile Feedback
4.0Basic Functionality and Features
4.7Power Source and Battery Life
4.2Durability and Build Quality
4.4Size and Portability
4.0Manufacturer Reliability and Warranty
4.5Cost Performance
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$4.99(incl. tax)Amazon price as of 2025-09-29

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Digit Displayed12 digitsPower SourceBattery Powered & Solar Powered
Display TypeLCDKey TypeSilicone
Dimensions- mmWeight- g
Memory Function-Tax Calculation-
Percentage Calculation-
Tax Calculation FunctionMemory FunctionSquare Root Calculation FunctionPercentage Calculation FunctionSign Change FunctionDecimal Place Setting Function
4.3Overall Rating
4.5Display Size and Readability
4.3Key Size and Tactile Feedback
4.0Basic Functionality and Features
4.7Power Source and Battery Life
4.2Durability and Build Quality
4.8Size and Portability
3.5Manufacturer Reliability and Warranty
4.5Cost Performance
#5

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$6.35(incl. tax)Amazon price as of 2025-09-29

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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