{"product_id":"scientific-calculators-for-students-991es-office-calculators-desktop-4-line-display-calculator-with-erasable-lcd-writing-tablet","title":"Scientific Calculators for Students 991ES Office Calculators Desktop 4-Line Display Calculator with Erasable LCD Writing Tablet","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eApplicable Battery Type\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCoin Batteries\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBatteries\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e1 CR5 batteries required. (included)\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBattery Included\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eYes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCalculator Type\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eEngineering\/Scientific\/College\/High School\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eItem Weight\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e9.9 ounces\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMaterial\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003ePlastic\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eMax. Digits\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e16\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel Number\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eAB0607-ES\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003ePower Source\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eSOLAR,Battery Powered\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eProduct Dimensions\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e6.32 x 3.28 x 0.1 inches\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eScreen Size\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e6.5 Inches\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eStyle\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eScientific\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003esemi_Choice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003ch1 style=\"text-align:center\" align=\"center\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:18px;font-family:arial, helvetica, sans-serif\"\u003eScientific Calculators for Students 991ES Office Calculators Desktop, ROATEE 4-Line Display Calculator with Erasable LCD Writing Tablet, Solar Battery Power with Notepad Calculator for School\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e\u003ch2 style=\"text-align:left\" align=\"left\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eAbout this item:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h2\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cul style='font-family:\"Amazon Ember\", Arial, sans-serif;font-size:14px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(15, 17, 17);background-color:rgb(255, 255, 255);margin:0px 0px 0px 18px;margin-bottom:0px;margin-top:0px;margin-left:18px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box' class=\"a-unordered-list a-vertical a-spacing-mini\" align=\"start\"\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e991ES Multifunctional Scientific Calculators: ROATEE business calculator features 417 functions, deal For: General math and science, Pre-Algebra, Algebra 1 and 2, Geometry, Statistics and regressioncal culations, Calculus, fractions, decimals, Calculations involving specificnumber systems (BASE-N, binary,octal, decimal,hexadecimal), Complex number calculations, EQN, Matrix calculations, TABLE, VECTOR, SOLVE, Biology, Chemistry so on and it has memory function calculation more user-friendly\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eScientific Calculators with Notepad: This scientific calculators for school and business intergrates calculation and notebook with a stylus pen. The lcd writing tablet enables you to take notes during the calculation, which do great help for study and work. 👉NOTE!Only Unlock the LOCK KEY will the writing area and the erase button work\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eMultiview: display shows 4 calculations at the same time on screen, greatly improves computational efficiency\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eDual Power Solar Panel \u0026amp; Coin Battery: The replaceble coin battery is built in this scientific calculators. It is also powered by solar energy so you don't need to worry about battery depletion\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eAnti-Drop Body with High Durability and Portable: The body of this scientific calculators undergoes rigorous quality tests. Due to the design of anti-drop body, no need to worry about the damage by accidentally falling and it has only weighs 5 ounces can be easily put in your pocket, which is convenient for business and it is a popular back to school supplies at the beginning of the school year\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;list-style:outside;box-sizing:border-box\" class=\"a-spacing-mini\"\u003e\u003cp\u003e\u003cspan class=\"a-list-item\" style=\"color:rgb(15, 17, 17);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eWhat Will You Get?: 991ES scientific calculators*1,instructions*1,exquisite packing box*1,packing case*1.\u003c\/span\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eQ: How to take the pen out?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eA: The pen is built in the left lower corner of the calculator,you can slide it out.Please NOTE：It might be a little tight to take it out at the first time.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eQ: How to clear up the writing tablet?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eA: Turn the button to the unlocked position, so you can erase the notes on the screen by pressing the clear button.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"color:rgb(244, 78, 59);font-size:16px;font-family:arial, helvetica, sans-serif\"\u003e\u003cstrong\u003eQ: How do you change the setting from fractions to obtain a decimal answer?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"font-size:16px;font-family:arial, helvetica, sans-serif\"\u003eA: You can change the results through the key 'S⇔D'; Or you can configure calculator setting: 1. Press the button 'SHIFT'. 2. Press the button 'MODE'. 3. Choose 1 or 2 to set the mode of fraction or decimal. MthIO for fraction, LineIO for decimal.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3d132c15794b46a58ad59b5943b13093k.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sdbbd5c1ba84843bdb8980b1e6a7179f6T.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc9f45c56350a4a9cbfe74e8f36f99315t.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S886c4da64f6e4037a8b66a181714d9f0S.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S1ad2c22e52914d68856c206617e87838V.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S8507c4cb6aca4a918b9c2be73509440eb.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sbfaf2afa91a443e890d7b13d287ec05am.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa55590cc34ae4603b041587c1a490f04L.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S62fa801f673d40dfa3c2c1d0a83d04bbA.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb27e6fa0b80e451087886648432607bea.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se984c99d845545b896e6a4ef41c73c66u.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0c890e8b69ed4361b25e3faae9140cde2.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Scd418052dcd04de7acd328c20c0bf0ce3.png\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sefb1718d3c2a42bb97a7d714ed844f20D.jpeg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Value Vault Club","offers":[{"title":"Black","offer_id":46921095905455,"sku":"14:193#Black","price":53.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/7314\/1679\/files\/Sa2f469b53229401a98d34aa0d28aaa5b5.webp?v=1778953628","url":"https:\/\/valuevaultclub.myshopify.com\/products\/scientific-calculators-for-students-991es-office-calculators-desktop-4-line-display-calculator-with-erasable-lcd-writing-tablet","provider":"Value Vault Club","version":"1.0","type":"link"}