Best Sengu in 2026

Practical: Everplus Electronic Desktop Calculator is a general purpose desktop calculator, 12 digits make it most useful for large calculations.

Power: Solar function works even in the dim light

Convenient: Ergonomic design comfortable button, Wide keyboard with raised keys and increased pressure sensitivity

Practical: Electronic Desktop Calculator is a general purpose desktop calculator, 12 digits make it most useful for large calculations.

Power: Solar function works even in the dim light

Convenient: Ergonomic design comfortable button, Wide keyboard with raised keys and increased pressure sensitivity

Two-way Power: Solar and Battery

Large 8 digit display

Desktop calculator

[EASY-TO-USE DESIGN] - With its large screen, this CATIGA calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.

[LARGE RESPONSIVE BUTTONS] - Its spacious button size ensures that your fingers are much less likely to hit the wrong number, all while typing with a satisfying feeling.

[ROBUST BUILD] - Built with a sturdy and premium plastic body, the CATIGA Office Calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.

[LARGE DISPLAY] - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.

[SENSITIVE AND BIG BUTTONS] - Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.

[DUAL POWER DESIGN] - This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.

[EASY-TO-USE DESIGN] - With its large screen, this CATIGA calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.

[LARGE RESPONSIVE BUTTONS] - Its spacious button size ensures that your fingers are much less likely to hit the wrong number, all while typing with a satisfying feeling.

[ROBUST BUILD] - Built with a sturdy and premium plastic body, the CATIGA Office Calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.

[EASY-TO-USE DESIGN] - With its large screen, this CATIGA calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.

[LARGE RESPONSIVE BUTTONS] - Its spacious button size ensures that your fingers are much less likely to hit the wrong number, all while typing with a satisfying feeling.

[ROBUST BUILD] - Built with a sturdy and premium plastic body, the CATIGA Office Calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.

[GIANT CLEAR DISPLAY] ​- Large 5 Inch and clear 12-digit display screen allows for easy readability and usage, relieving any strain on your eyes.

[USEFUL FUNCTIONS] ​- Grand Total/Markup/Memory Clear and Recall/Memory Add/Subtract Function keys help with basic and complex calculations.

[LARGE EASY TO USE DESIGN] ​- Large buttons and Easy To Read Display make it simple and convenient to use, whether at home or the office.

[LARGE DISPLAY] - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.

[SENSITIVE AND BIG BUTTONS] - Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.

[DUAL POWER DESIGN] - This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.

[EASY-TO-USE DESIGN] - With its large screen, this CATIGA calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.

[LARGE RESPONSIVE BUTTONS] - Its spacious button size ensures that your fingers are much less likely to hit the wrong number, all while typing with a satisfying feeling.

[ROBUST BUILD] - Built with a sturdy and premium plastic body, the CATIGA Office Calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.

[EASY-TO-USE DESIGN] - With its large screen, this CATIGA calculator is made for convenient and comfortable everyday use. Its tilted and angled display allows you to easily see your calculations without straining your eyes.

[LARGE RESPONSIVE BUTTONS] - Its spacious button size ensures that your fingers are much less likely to hit the wrong number, all while typing with a satisfying feeling.

[ROBUST BUILD] - Built with a sturdy and premium plastic body, the CATIGA Office Calculator is constructed with everyday use in mind. It is convenient, powerful, and long lasting.

[LARGE DISPLAY] - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and it’s aesthetically pleasing.

[SENSITIVE AND BIG BUTTONS] - Your calculation process will be faster and smoother with this calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.

[DUAL POWER DESIGN] - This calculator utilizes both the solar power and battery power (battery included). The solar panel, as long as you use it in a lit environment, will power up the calculator thoroughly.

Two-way Power: Solar (works only when it is bright) and Battery (one AA battery NOT included). Note: Make sure one AA battery is inserted for continuous and accurate usage

Large 12-digit display

Tax and Currency conversion, Function and Command Signs

Two-way Power: Solar (works only when it is bright) and Battery (one AA battery NOT included). Note: Make sure one AA battery is inserted for continuous and accurate usage

Large 12-digit display

Tax and Currency conversion, Function and Command Signs

"Extra-large, fixed LCD displays crisp digits to prevent reading errors"

Durable keys are comfortably spaced for accurate data entry

Cost-sell-margin keys allow quick profit margin calculations

Dual Power Handheld Desktop Business, Office, High School

12 digits display and large numbers , easy to read

Calculator with a bright LCD

SOLVE YOUR DIMENSIONAL MATH quickly and accurately with the award-winning CM Pro Trig construction calculator’s powerful built-in solutions for completing layouts; and full trig functions with sine, cosine, tangent, arcsine, arccosine and arctangent

LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats: feet-inch-fractions, decimal feet-inches, yards and metric - including area and volume. Plus weight-per-volume and D: M: S to decimal degree conversions too

TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more

Battery: Yes

Built In Camera: no

Calculator Type: D/T Sol/Bat/Rec

Product 1: SOLVE YOUR DIMENSIONAL MATH quickly and accurately with the award-winning CM Pro Trig construction calculator’s powerful built-in solutions for completing layouts; and full trig functions with sine, cosine, tangent, arcsine, arccosine and arctangent

Product 1: LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats: feet-inch-fractions, decimal feet-inches, yards and metric - including area and volume. Plus weight-per-volume and D: M: S to decimal degree conversions too

Product 1: TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more

Features SuperView angled display for easy viewing.

Versatile design for desktop use. Calculator offers large keys, 3-key memory and a square root key. The +/- key simplifies entry of negative numbers.

Battery/solar-powered operation.

Compact size stores virtually anywhere to stay within easy reach

"Large LCD displays crisp, clear digits to prevent reading errors"

Durable keys are comfortably spaced for accurate data entry

Product 1: Solar Plus with battery backup

Product 1: 8-digit display (16-digit approximations)

Product 1: Large easy-to-read Big Display

【5 Inch LCD Display&Large Button】When you put the calculator on the desktop, the 30°large display is just opposite your sight, more clear than a straight display. Large and separated keys, make your every press more accurate.

【Large Accounting Calculator】Silver panel with orange,blue and gray color buttons,vibrant color matching.The functions on the panel meet the needs of your accounting work and daily used.

【ABS Engineering Plastic】This calculator is made of ABS high strength engineering plastics, light weight but durable. It can withstand the impact of falling on the height of the desktop for several times.

✔ [POCKET CALCULATOR MINI] - Pocket size calculator 5.5" x 3.4". Lightweight ABS plastic material. Reasonable configuration, comfortable operation, and anti-slip design with anti-slip washers make it not easy to slide during operation. Add, subtract, multiply, divide, backspace, grand total(GT), M+/M-/MRC, On/AC Button, Auto Power-Off, and Delete key (▶). The calculator will turn itself off after about 10 minutes of being idle.

✔ [CLEAR DISPLAY] - Small calculator with large button, candy colors(Yellow, pink, white, green, a variety of fashion styles). The huge LCD screen, 12-digit display, vertical back, and 15-degree angle make it easy to read from afar, and it’s aesthetically pleasing.

✔ [SENSITIVE BUTTONS] - Your calculation process will be faster and smoother with this mini calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.

【Irregular Highly Feedback Keys】Its keys are special and different from normal, make you have different touch feeling in different keys, help you recognize what you pressed. Normal-use "+" and "=" are magnified, so easy to read them. Please kindly know that this is not quality problem. If you mind this, we would suggest you another style OS-6815 of us. Welcome to check it in our shop.

【Ergonomic Angle Display】When you put the calculator on the desktop,the 30° large display is just opposite your sight,more clear than a horizontal display. Big size and “click” sense of press button make your every press more accurate,work more efficient.

【Visualized Operation Symbol Display】When you would like to calculate the number, it will express the symbol (plus, subtract, multiply or divide) on the screen. It can help you seeing the operation step when you operate continuously.

✔ Easy-to-read calculator with large LCD display and 12-digit display

✔ Universal desktop calculator, very suitable for home, office or store use

✔ Made of durable ABS material. White, blue, pink, several fashion styles. Compact size convenient for travel and pack in bags

✔ [POCKET CALCULATOR MINI] - Pocket size calculator 5.5" x 3.4". Lightweight ABS plastic material. Reasonable configuration, comfortable operation, and anti-slip design with anti-slip washers make it not easy to slide during operation. Add, subtract, multiply, divide, backspace, grand total(GT), M+/M-/MRC, On/AC Button, Auto Power-Off, and Delete key (▶). The calculator will turn itself off after about 10 minutes of being idle.

✔ [CLEAR DISPLAY] - Small calculator with large button, candy colors(Yellow, pink, white, green, a variety of fashion styles). The huge LCD screen, 12-digit display, vertical back, and 15-degree angle make it easy to read from afar, and it’s aesthetically pleasing.

✔ [SENSITIVE BUTTONS] - Your calculation process will be faster and smoother with this mini calculator’s responsive buttons. Once pressed, the buttons quickly register and display the corresponding number on the screen. The big size of the buttons prevents you from hitting the wrong button.

Solar Plus with battery backup

8-digit display (16-digit approximations)

Large easy-to-read Big Display

Nice Appearance - 12 digits display and large numbers , easy to read. Big and sensitive keys for simple calculations, perfect for office, primary school, market or home use

Solar Power Calculator - Solar power(works only when it is in bright light) and battery power (1 AA battery included). If the solar strip is blocked, the numbers in the display will disappear. Please put the battery in the calculator compartment before use

Basic Calculator - Add, subtract, multiply, divide, backspace, % and MU. Auto-off when you do not use it about 10 minutes

Large Calculator：12 Digits large calculator big buttons and display.

Ergonomic Design:Big button calculator,Computer keyboard type big keys,4 function calculator.

Two-way Power:Solar desk calculator,Solar，Button Battery（included)