NGIFERA Desk Calculator DX-829
Rating
Product Overview
The NGIFERA Desk Calculator DX-829 is designed with a focus on aesthetics and functionality. It features a 12-digit large LCD display and big buttons for easy and accurate input. The calculator offers dual power options with solar and battery, ensuring continuous operation. Crafted from ABS plastic, it provides a smooth and premium feel. It includes functions like independent memory, M+, M-, GT, delete, and percentage. The anti-slip pads ensure stable use. It is suitable for homes, schools, offices, and stores, handling basic math and financial functions for both adults and students. The design mimics a mechanical keyboard, providing a satisfying clicking sound with each press. It automatically shuts off after 10 minutes of inactivity.
Product Images
Specifications
| Digit Displayed | 12digits |
|---|---|
| Power Source | Battery Powered/Solar Powered |
| Display Type | LCD |
| Key Type | - |
| Dimensions | -mm |
| Weight | -g |
| Memory Function | Yes |
| Tax Calculation | No |
| Percentage Calculation | Yes |
Dimensions & Weight
機能一覧
A function that automatically calculates the tax amount and total price by simply entering the pre-tax price and tax rate. Useful for quick calculations when shopping or managing household finances. Simplifies calculating consumption tax when comparing prices.
This calculator does not include a dedicated tax calculation function. Users will need to manually calculate tax amounts using the basic arithmetic functions. This may require additional steps for tasks involving tax calculations.
A function to store numerical values and reuse them in subsequent calculations. It stores intermediate calculation results or frequently used numbers. Simplifies complex calculations that involve reusing the same numbers repeatedly.
Features independent memory (M+, M-, GT) for storing and recalling numerical values, making it easier to perform multi-step calculations and reuse frequently used numbers. This function simplifies complex calculations and reduces errors.
A function to calculate the square root of a number. Useful for calculations in DIY projects or schoolwork where square roots are required. Eliminates the need to manually calculate square roots or use external tools.
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 limits its use in certain mathematical applications requiring square root calculations.
A function to easily calculate percentages such as discounts or profit margins. Useful when shopping or analyzing sales data. Avoids the need for complex manual calculations.
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.
A function to quickly switch the sign of a number from positive to negative or vice versa. Useful for calculations involving debits and credits or temperature changes. Simplifies correcting entry errors or performing calculations with both positive and negative numbers.
The sign change function is available via the M+/M- memory functions, allowing users to effectively manage positive and negative values during calculations. This simplifies calculations involving debits, credits, and temperature changes.
A function to specify the number of decimal places displayed in the calculation result. It allows to round off results or display up to a specified number of decimal places. Useful when you want to avoid displaying unnecessary digits.
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 applications requiring specific decimal precision.
SHOPSTAFF Rating Score
This calculator is affordable and stylish, suitable for basic calculations. However, it lacks advanced functions and may not be durable for heavy use. It's a good option for students or home users needing a simple calculator.
Brand & Manufacturer Details
Key Recommendations
- Affordable price
- Aesthetic design
- Large LCD display
Points to Consider
- Avoid dropping
- Keep away from moisture
- Batteries not included
Recommended For
- Students
- Home users
- Users needing basic calculations
Not Recommended For
- Accountants
- Engineers
- Users requiring advanced functions
Recommended Use Cases
- School
- Home
- Basic office tasks
Not Recommended Use Cases
- Complex financial analysis
- Scientific research
- Heavy office use
Frequently Asked Questions (FAQ)
Q.I'm worried about the quality. What if it breaks easily?
Q.I need a calculator for school, but I'm on a tight budget. Is this a good option?
Q.Does this calculator require batteries?
Q.I have a small desk. Is this calculator too bulky?
Q.Are the buttons easy to press, or are they too small?
Q.Is the display easy to read?
Q.I need a calculator for basic math and financial functions. Is this suitable?
Q.I saw one staff confirmation that the top row graphic color is invisible. Is this a common problem?
SHOPSTAFF Rating Ranking
Pocket-sized, durable calculator with a clear SuperView display for easy calculations at home, school, or office.
| Digit Displayed | 8 digits | Power Source | Battery |
| Display Type | LCD | Key Type | Rubber |
| Dimensions | 121.1x78.7x2.5 mm | Weight | 81.6 g |
| Memory Function | Yes | Tax Calculation | No |
| Percentage Calculation | No |
Mechanical switch calculator with big buttons, large LCD display, and ergonomic design. Ideal for students and teachers.
| Digit Displayed | 12 digits | Power Source | Battery |
| Display Type | LCD | Key Type | ABS |
| Dimensions | 4.4 x 6.3 x 0.04 inches | Weight | 5.3 ounces |
| Memory Function | No | Tax Calculation | No |
| Percentage Calculation | Yes |
Standard desktop calculator with 12-digit LCD, sensitive buttons, and dual power (solar/battery) for office, home, or school.
| Digit Displayed | 12 digits | Power Source | Battery Powered, Solar Powered |
| Display Type | LCD | Key Type | ABS material durable plastic |
| Dimensions | - mm | Weight | - g |
| Memory Function | Yes | Tax Calculation | No |
| Percentage Calculation | Yes |
Deli Standard Function Basic Calculator with 12-digit LCD, dual power, and comfortable silicone buttons. Stylish and practical.
| Digit Displayed | 12 digits | Power Source | Battery Powered & Solar Powered |
| Display Type | LCD | Key Type | Silicone |
| Dimensions | - mm | Weight | - g |
| Memory Function | - | Tax Calculation | - |
| Percentage Calculation | - |
A compact and lightweight Casio calculator with an 8-digit display, solar and battery power, and basic functions.
| Digit Displayed | 8 digits | Power Source | Battery Powered, Solar Powered |
| Display Type | LCD | Key Type | - |
| Dimensions | - mm | Weight | - g |
| Memory Function | Yes | Tax Calculation | - |
| Percentage Calculation | Percent |
