Top Energy Calculator

OSALO Scientific Calculator 417 Function 2 Line 10+2 Digits Written Display Solar Scientific Calculator (OS 991ES Plus)

  • 【417 Functions Scientific Calculator】The scientific calculator has 417 functions and covers the most scientific functions what college students need to use at university. Reading instruction attached will help you know how to use and find these functions..
  • 【Written Display Scientific Calculator】Input expressions and arithmetic operations same as written form in the textbook, which is more easy to read than traditional calculators. Written display expression same as textbook,convenient for students to check the calculation process and results..
  • 【Two Way Power Electronic Calculator】Solar and battery,double safe uninterruptible power,environmental protection and energy saving advantages..
  • 【Ultra-light & Portable】Nice color matching: Matte silver panel & blue back.
  • Size: 162 x 80 x 14(mm)/6.4 x 3.2 x 0.6 (inch).
  • Material: ABS plastic. Convenient to carry it outside and hold it on one hand..
  • 【Plastic Keys】Use high quality plastic keys,and make keys in different area have different shape, to give you the most comfortable experience. Letters printe....
Check Stock

Calculators, Splaks 2 Pack Standard Functional Desktop Calculators Sola and AA Battery Dual Power Electronic Calculator with 12-Digit Large Display (1 Basic Black&1 Updated Silver)

  • 【DUAL POWER】Solar (works only when it is bright) and Battery (one AA battery NOT included). Automatically Power off, save more energy. Note: Please insert one AA battery for continuous and accurate usage.
  • 【12 DIGITS CALCULATOR】12 digits make the calculator most useful for large calculations. Suitable for businessman, worker, teacher, student or anybody that needs make any sort of calculation from time to time.
  • 【BIG BUTTON DESIGN】Large non-stick plastic button, new material, more durable. The calculators adopt scientific big button design in line with the use of human habits and comfortable for touch.
  • 【LARGE DISPLAY】Large eye-angled, upright display, easy to read, easy to carry.
  • 【GREAT VALUE OF 2 PACK】2 different functional calculators, 1 basic calculator, 1 updated calculator with root button.
Check Stock

24 Pcs Pocket Calculator Handheld Calculator Mini Calculator with Button Battery 8 Digit Display Basic Office Calculators for Home School Kids Teacher White Background Colorful Button

  • Convenient to Carry: the simple calculator is only 10.16 x 6.35 cm/ 4 x 2.5 inches in size.
  • It is so small and portable that you can carry it with you at most times or put it in your bag to use it easily.
  • Good Performance: this smart calculator is made of PS material, which is lasting.
  • The button is made of silicone, comfortable and not easy to press wrong.
  • The display can display up to 8 digits, keeping your eyes from hurting.
  • Long Time to Use: the mini calculator includes a built-in button battery, so you can press the power button to start using it.
  • The button battery model is AG10, which lasts about a year without needing a battery change (not solar energy).
  • Sufficient Quantities: this function calculator comes in 4 different colors, 6 for each color, a total of 24, sufficient quantity to meet your daily replacement needs.
  • You have enough quantities to change in advance when the battery uses up.
  • Multiple Scenario Applications: this elegant and beautiful pocket calculator is ideal for students' classes, teachers' teaching, workers' offices and home expense accounts calculating and out to travel.
Check Stock

Desk Calculator,JAWOO 12 Digit Desktop Basic Jumbo Adding Machine Accounting Simple Calculators with Large Display Big Button, Solar and Battery Dual Power for Office, Home, School (DS-200ml)

  • 【Quick & Easy Tax Calculation】This Calculator Displays Profit and Loss function button，which makes it easy and quick to calculate the cumbersome and enormous data. Perfect for office, home, school, business,store and mall..
  • 【Dual Power Design】Solar energy and battery backup power keep the desktop calculator always working. Auto-off when you don’t use it for about 8 minutes to save energy. No need to worry about it running out of power..
  • 【Easy to Read】The 12 digit display clearly screen indicates your numbers in large dark lettering while tilted screen for easy and accurate screen reading. 30°Visual angle makes all calculations easier to read than flat design..
  • 【Big & Sensitive Buttons】With responsive buttons, your calculation process will be faster and smoother. Percussion keyboard ergonomic design, not easy to bond. The standard function calculator with big buttons is easy to read, preventing you from hitting the wrong button..
  • 【High-quality Control】Made of high quality ABS material. Before shipping, every product has been tested strictly. Quality ....
Check Stock

USB Numeric Keypad, Mini Number Keypad for Laptop Desktop Computer PC, Wireless 22 Keys Slim USB Number Pad, Portable Numeric Keypad 2.4GHz -Black

  • ...-Enjoy Life 】: Make your life much easier and smarter by getting Goomway New 2020 USB Numeric Keypad Wireless Number Pad. Super Easy Your Working Life . Great Valentine's Day gift / family member gift /Christmas New Year Gift for everyone in any occasion you love . Consider get one or more ....
  • Numeric Keypad with Calculator Shortcut Key】: 22 key USB Numeric Keyboard Supports NumLock, ESC, Tab, Delete etc. Also come with calculator shortcut key which can open the computer calculator directly, More unique than most keyboards.Press any key to awake up the keypad.
  • Numeric Keypad - EASY TO USE 】: USB Numeric Keyboard work by 2.4GHz wireless technology, Just plug the receiver into a USB port .【NOTE: The Receiver is in the battery compartment . No device drivers needed/ no delays/ no dropouts/fast data transmission. The max working range up to 32.8ft.【NOTE : Need 2* AAA Battery (NOT included 】.
  • Numeric Keypad - Energy Saving 】: USB Numeric Keypad use Quietly ,will NOT Make Noise and affect mood and work, great for those working on spreadsheets, accounting files or financial applications in home and office . It also has auto sleep function, lower power consumption, reflect energy saving..
  • Numeric Keypad - COMPATIBILITY 】: USB Numeric Keypad Numb....
Check Stock

co2CREA Hard Case Compatible with Texas Instruments TI-84 Plus CE/TI-84 Plus/TI-Nspire CX II CAS/TI-Nspire CX II/TI-83 Plus/TI-89 Titanium/TI-85 / TI-86 Color Graphing Calculator

  • co2CREA hard graphing calculator color travel case replacement for Texas instruments TI-84 Plus CE graphing calculator or Texas instruments TI-84 Plus graphics calculator or Texas instruments TI Nspire CX II CAS color graphing calculator or Texas instruments TI-Nspire CX II color graphing calculator or Texas instruments TI-83 Plus programmable graphing calculator or Texas instruments TI-89 titanium graphing calculator and more writing materials..
  • This TI 84 graphing calculator case perfect fit Texas instruments TI84 Plus CE graphing calculator or Texas instruments TI-84 Plus graphics calculator or Texas instruments TI 83 Plus programmable graphing calculator or Texas instruments TI 89 titanium graphing calculator or Texas instruments TI Nspire CX II CAS color graphing calculator, and the TI 84 Plus CE cute calculator case has more space to accommodate the Texas calculators TI graphing calculator office calculators and more accessories..
  • co2CREA hard graphing office calculators Texas instruments graphing new TI-84 Plus graphing calculator case is a build-in super quality lining reflects superior taste and ensures a long-lasting performance, the soft anti static ....
Check Stock

12 Pack Pocket Size Mini Calculator Basic Calculators for Students 8 Digit Display Solar Battery Dual Power Small Calculator for Desktop Home Office School Students Kids 4 Colors 12 Pack

  • Nice Combination: the package comes with 12 pieces of calculators for students in 4 different colors, including rosy, black, blue, and purple, can meet your different needs for class and daily office use.
  • Large Lcd Display: our pocket calculator is designed in 8 digit LCD display that provides optimal viewing angle, and each one is equipped with reasonable multi function designs, such as addition, subtraction, multiplication, division, sum, percentage, and so on, which will be a practical tool for you.
  • Dual Power: this small calculator can be powered by battery or solar energy, and the screen can be charged by sunlight to maintain the power of the solar battery, so there is no need to worry about the battery running out when going out.
  • Note: when the calculator is powered by battery, you need to prepare battery by yourself.
  • Pocket Size: these mini calculators measure about 115 x 65 x 20 mm/ 4.53 x 2.56 x 0.79 inches, small and lightweight, so they can be put in the bag or in your pocket at any time, allowing you to use it at any time.
  • Reliable and Reusable: the pocket size calculator is made of quality plastic materials with buttons that are comfortable to use, reliable and reusable, which can serve you for a long time.
Check Stock

Weather Guard 2297301 Ladder Rack

  • Introducing the all new Kestrel 5700 with Hornady 4DOF. The Kestrel with Hornady 4DOF quickly and accurately determines long range holdovers and windage corrections to get you on target with first round hits. This all-in-one unit combines real-time environmental measurements with the 4DOF ballistics calculator for a rugged and dependable, compact yet powerful long-range shooting tool. No more DOPE cards, guessing at the wind, or being unsure where your bullet will hit when you change elevation..
  • Backlight - Switchable White/Red, Ballistics Calculator - Hornady 4DOF Solver, Battery Life Indicator, Data Log Graph View, Data Logging - Adjustable Interval, Date & Time, Digital Compass, Drop-Tested to MIL-STD-810G, High Contrast, Sunlight Readable Monochrome LCD Display, Integrated Flip Open Impeller Cover, Intuitive Tactile Up/Down/Enter Keypad, LiNK Wireless Communication - When Option Selected (Bluetooth low energy)*, Multilingual Menus (English, French, Spanish, German), Minimum/Max.
  • Relative Humidity Sensor, Temperature Sensor (Patented External Isolated), Waterproof to IP67 (3'/1M for 30 minutes), Aerodynamic Jump Correction, Axial Form Factor Calibration, Basic Ballistic Data Table, *Connect with LiNK Compatible Range Finders, Coriolis Correctio....
Check Stock

Graphing Calculator Case for Texas Instruments TI-84 Plus CE Color Graphing Calculator, Also Fits for TI-83 Plus Casio fx-9750GII, Large Capacity for Pens,Cables and Other Accessories-Pink

  • For ti 84 plus ce case: For ti84 graphing calculator case is compatible for Texas Instruments Ti-84 plus/ CE/ HP Prime Calculator Graphing Calculator, also fits for TI-83 Plus Graphing Calculator.
  • For Texas instrument graphing calculator case with premium EVA material: For Calculator ti-84 case with hard eva material with durable fabric lining, shockproof, water-resistant, proect for TI-Nspire calculator againest from scratch, dust, damage..
  • For texas instruments ti-84 case with large capacity: graphing calculator for ti-84 plus ce case with One dividual room for Ti-84 plus calculator, 3 samll nets for ssd cards, the other side of the layer can hold at least 3pcs pencils and pens, 3 mesh pockets fits for cables, cell-phone,rulers and any other stationery..
  • For ti 84 ce graphing calculator case with unique design: For texas instruments for ti-84 plus ce graphing calculator case with strong 360 degree double zipper, easy to opening and closing. External dimension：8.4’’*4.3’’*1.9’’Inches..
  • For ti-84 calculator case easy to go: For ti 84 graphing calculator case with durable hand strap allow you easy to take your calculator on the road. Great gifts for your children, students or any other ower for Texas Instruments Calculator..
Check Stock

NewUgly Calculator with Tablet 12 Digit Black Calculator Pocket Calculator Solar and Battery Dual Power Basic Function Calculator Basic Office Calculators Flat Calculator Calculators for Students

  • Calculator with Tablet: basic function calculator combines a spocket calculator with a 6 inch writing tablet. calculator with notepad and pen are designed in one piece, this new device subverts the traditional calculator usage that it can effectively save your pen and paper,you can make notes while calculating, improve study and work efficiency..
  • Solar and Battery Dual Powered: calculator with writing tablet ​is powered by a button battery CR2025 (already installed on the device).
  • you'll also get an extra button battery for replacement as well as solar panels on the calculator. With dual power, you can use the calculator daily for about a year. Tips: The solar panel only powers the calculator, not the drawing board..
  • One-touch Instant Clear and Locked Function: This office calculator has a reusable writing board, which is convenient to use, you can click the button to clear the writing board and protect personal privacy.
  • and the lock function can avoid accidentally delete.
  • make a record anywhere with the built-in stylus, this calculator notepad is a perfect choice for work, study or office..
  • Healthy and Eco-friendly: The blue light-free LCD screen calculators desktop are used to protect the eyes, The LCD writing side works amazingly with enough p....
Check Stock

Basic Calculator Dual Power 8 Digit Desktop Calculator Black,Set of 5

  • Dual Power Calculator - Solar and Battery powered. It can wok in a bright place without battery.But some buyers may use it in the early moring or night. The screen maybe difficult to read in lowlight condition. Please insert our AA battery for continuous and accurate usage.
  • Basic Calculator for Kids-Elementary calculator, perfect for for small fingers to get a feel for the concept of a calculator and satisfy their minimal mathematical needs.
  • Simple Function Calculator-8 Digits ,4 function calculator includes auto shut-off, 3-key memory, and more.
  • Great small calculator-Size About 4.5 x 2.5 x 0.79 inch (1 Piece)， Weight about 1.3 Oz (1 Piece). Light and easy to carry in a shirt pocket.
  • Cute little calculator-The buttons are nicely raised for small fingers. Note: it maybe small for adult finger. Compared with some big calculators used by adults, this calculator has small buttons that adult cannot press the buttons very fast. But this is suitable for children (5-12 years old).
Check Stock

SurnQiee Wireless Numeric Keypad, 2.4G Number Pad 35-Keys Financial Accounting Rechargeable Number Keyboard for Laptop Desktop, PC, Notebook

  • ...n not in use.Press any key can wake up the keypad within 3 seconds.(One Micro USB charging cable will come with the keypad)..
  • 【35-KEYS with SHORTCUT KEY】: Increase your data entry speed and accuracy with this 35-keys numeric keypad, including all numbers, dedicated control keys for home, end, tab, page up/ down, calculator key, screen capture key, set of arrow keys and more. 【NOTE: Calculator key need to manually open the calculator program on Mac OS, then input the number on keypad to run the calculatfunction】.
  • 【2.4G WIRELESS】The numeric keypad uses the latest 2.4GHz wireless technology,plug and play, no delay and caton, fast data transmission , and working range is up to 32.8ft..
  • 【COMPATIBLE】: Compatible with Mac OS 10.0 above, Window 7/ 8/ 10, Android. [NOTE: Due to MAC OS is a special system, the "page up.
Check Stock