Top 10 Best Waterproof Calculator

Mr. Pen 12-digit calculator is perfect for completing basic numerical calculations, making it ideal for office, primary school, market, or even home use. It features big, sensitive keys that are easy to press down and offer quick data entry.. The mechanical switch buttons offer a responsive and satisfying click with each press, similar to a mechanical keyboard, improving the overall user experience and precision of data entry. Equipped with essential functions like memory recall, percentage calculation, and more, it meets a variety of computational needs.. Mr. Pen calculator is portable and small in size at 6.2 x 4.4 inches, so it doesn't take up much desk space but is still comfortably sized for easy usage. It also has a large 12-digit display, rising its visibility from any angle.. Operating on just one AAA battery not included, this calculator is designed with an automatic shutdown feature that activates after 10 minutes of inactivity, conserving battery life and ensuring longevity.. Mr. Pen calculator is the perfect tool for quickly dealing with everyday calculation problems in various settings such as schools, offices, or even at home It offers a fast, efficient, and user-friendly experience that makes it an ideal choice for anyone looking for a reliable calculator..

Easy to use, large displayAll products with batteries have passed the test,caution Be sure to install the battery to use It install batteries to avoid unpredictable errors, one BATTERY of this product,12 digits, better field of view, corners of the eyes, upright LCD screen automatic shutdown not used for 10 minutes.. Non-slip design Non-slip washers are not easy to slide during operation.. Durable silicone button good sense of touch, ABS plastic material, Light weight. Reasonable configuration and comfortable operation.. Solar and Battery Dual Power Solar and backup batteries keep the desktop calculator working in low light conditions. The calculator can handle solar energy, have a 1.5v battery .. 100 AFTER SALE SEVICEWe provide a return policy for you to ensure you 100 satisfaction. Would you have any questions to our product, please feel free to contact us and we will give you a quick response..

Pocket calculator. Solar powered. 8 digit LCD display.

8-digit LCD provides sharp, brightly lit output for effortless viewing. 6 functions including addition, subtraction, multiplication, division, percentage, square root, and more. User-friendly buttons that are comfortable, durable, and well marked for easy use by all ages, including kids. Designed to sit flat on a desk, countertop, or table for convenient access. Warranty backed by an Amazon Basics 1-year limited warranty.

Easy-to-use design helps you quickly tackle variety of calculations. Solar-powered construction provides convenient, long-lasting use. Slide-on hard case allows safe storage and transportation. 144 built-in math functions help simplify calculations. Also includes storerecall, backspace key and more.

Estimates Materials Required to Complete a Project bricksblocks, concrete, gravel, boards, fencing, lumber, flooring, studs, drywall sheets, tiles, pain. Shock-Resistant and Spill-Proof Protective Case. Work With Imperial or Metric Units - Convert between units of measurement. Displays Numbers in Fractions or Decimals. Calculated Costs of Required Materials. Included Pocket User Guide - Fits into compartment in back of calculator for storage.

Large, easy-to-read, 8-digit LCD environmentally friendly - made with 50 recycled plastic. Protective, hard-shell case and nonslip rubber keys. 3-key independent memory, percent, square root keys and automatic constants. Operates on hybrid power solarbattery backup.

PORTABLE SIZE 5.5 x 3.4, automatic sleep function, two years of use.Very light,Easy to put in Pockets,Bags. BIG DISPLAY Large button, candy color. Large LCD screen, 12-digit display, vertical back, 15-degree angle for easy-to-read calculator. One LR44 battery is included in the package. APPLICATION SCENARIO Made of durable ABS material. Yellow-white, pink-white, orange-white, pure white, pure green, a variety of fashion styles. Small and portable general purpose desktop calculator for home, school, office or shop, can do common math like we do Has a variety of financial functions, great for adults and students. DURABLE SILICONE KEYS Good feel, ABS plastic material, light weight. Reasonable configuration, comfortable operation, automatic shutdown, independent memory, M, M-, total GT,Delete key.Anti-slip design, with anti-slip washers, it is not easy to slide during operation.. VEWINGL AFTER-SALES SERVICE Worried about product quality We provide them with 24 months of technical support If you are not satisfied with our standard calculator, please contact us directly. We provide you with high-quality after-sales service and reply within 24 hours. 100 refund if you are not satisfied. If you are not satisfied after opening the box, you can also apply for a refund..

Calculator with NotepadHave you ever been trouble that you had to remember the result of a number during a calculation,but couldn't find paper and pen to record it This finance calculator is comebining with lcd writing board which can solve this problem perfectly.It is designed by a Japanese designer which pursuing minimalism and paperless eco-friendly.You can take notes while calculating,calling and meeting,which improving your study and work efficiency.. Mute Design and Memo Locked FunctionThe small calculator keys adopt high quality silicone which feel comfortable,waterproof,sensitive and mute,not interfere with other people,lockedkey function to save your important notes prevent deleting.The basic calculator is an ideal choice of leaving messages to kids and yourself,and perform 4-function mortgage calculator and tax conversions efficiently for finance,office,accountants,school and home.. Lightweight and Portable Extre Protecive bagThis mini calculator weighs 4 oz and have a flip cover that can be protecting the keyboard.You can put it in your pocket and bag.It is portable that you can carry it to anywhere and can be removed and used immediately when needed.We also provide protective bag which is High quality and waterproof for this conversion calculator.. Healthy and Eco-friendly and Great Battery LifeThe LCD screen of is designed by no blue light that protects your eyes,The writing pad with One key clear function supports reusable writing 50,000 times and calculator paper free,no ink and no dust.Reducing paper consumption and being environmentally friendly.Compared with traditional adding machine calculator,our calculator applies Type-C cable to charge .Charge it 90 min single times for 90-day use,Great choice for eco-friendly lifestyle.. 3-Year Free Refund or ReplacementYour satisfaction is our goal,we pay great attention to customers'benefit.We provides 3-years free refund or replacement,so any problems,please contact us.we will reply in 12 hours..

SOLVE ALL YOUR DIMENSIONAL MATH quickly and accurately with the award-winning CM Pro construction calculators powerful built-in solutions for completing layouts, plans, bids, estimates and more, directly in the building units you prefer. 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 DMS 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. PREVENTS COSTLY MATERIAL WASTE with built-in solutions for roofing, drywall, studs, blocks, concrete footings and board-feet lumber estimating. Plus compound miter functions help you avoid errors when working with crown molding and other pricey millwork.

LARGE DISPLAY - The huge LCD screen that clearly displays big numbers makes it easy to read from afar, and its aesthetically pleasing.. SENSITIVE AND BIG BUTTONS - Your calculation process will be faster and smoother with this calculators 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.. VERSATILE PURPOSES -This calculator is designed for many occasions business, office, home, basic budgeting, school, and more. Use it to assist your personal finance or just a quick calculation session.. FUNCTIONALITIES - Add, subtract, multiply, divide, backspace, grand total, CE, , MM-MRC, OnAC Button, and Auto Power-Off. The calculator will turn itself off after about 6 minutes of being idle..

PERFECT FOR ON-SITE USE Built-in diagonal, rafter and roong equations are perfect when solving slope, rafter, and roof dimensions, irregular pitch, irregular jacks, and rake-wall.. LOADED WITH USEFUL FUNCTIONS Stairway construction functions such as risers, treads, stringer, incline angle, and stairwell openings. Including circular calculations such as arc length, area, circumference, angle, column and cone dimensions, and more. . EASILY WORK IN AND CONVERT BETWEEN UNITS Calculate equations using US Imperial Units such as yards, feet, inches, fractions, pounds, or by using the Metric System. Also includes area, volume, perimeter, and weight functions. . AVOID MATERIAL WASTE The C6000 accurately estimates building materials such as blocks, drywall, footing, concrete, and margin of waste to ensure none of these costly materials are wasted.. HEAVY-DUTY RELIABLE Each unit includes a shock-resistant and spill-proof hard-cover protective case, an English and Spanish pocket reference guide, a full instruction manual with examples available as a PDF online, and a series of instructional videos. Batteries included..