Texas Instruments TI-15 Explorer Elementary Calculator - Dual Power, Impact Resistant Cover - 2 Line(s) - 11 Digits - Battery/Solar Powered - Blue - Plastic Encourage students in grades 3 - 6 to develop their problem-solving skills and begin connecting mathematic concepts with real-world situations. Manufacturer Texas Instruments, Inc Manufacturer Part Number 15/PWB/2L1/A Brand Name Texas Instruments Product Line Explorer Product Model TI-15 Product Name TI-15 Explorer Elementary Calculator Product Type Simple Calculator Technical Information Operations/Functionality Electronic flashcards 3 levels of difficulty using the "level of difficulty" key Choose from + - x ? or find the operation Calculator allows entry of a problem View hints with "guess and check" feature Fractions displayed in stacked format Choose mixed number or improper fraction results Choose to simplify fractions to lowest terms automatically or step-by-step Display indicates when fraction needs to be simplified Conversions between improper fractions and mixed numbers Conversions between fractions, decimals and percent Calculator chooses or allows entry of a common factor View factor used to simplify View up to 2 entries and results simultaneously Review and edit previous entries View division results as quotients with remainders, fractions or decimals Two constant operations: show counters and results Powers and square root Symbolic ? Convert ? to decimal Clear last entry or all entries and settings Backspace and edit capabilities Compare numbers and equations including inequalities Place value: thousandths through thousands Round or fix to whole number or decimal places EOS™ Equation Operating System performs operations in M-D-A-S order Up to 23 levels of parenthesis Error recovery capabilities Allows memory retention of settings and previous entries Calculator Features Dual Power,Impact Resistant Cover Display & Graphics Number of Display Lines 2 Number of Display Digits 11 Controls/Indicators Buttons & Keys Negation Battery Information Power Source Battery/Solar Physical Characteristics Product Color Blue Product Material Plastic Miscellaneous Package Contents TI-15 Explorer Elementary Calculator Quick Reference Card Warranty Limited Warranty 1 Year WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. Please understand , this is only one of over 100,000 products offered for sale by antonline and shipped from our many different automated warehouses. There are no local stores or pick up. All the product information we have is provided by the manufacturer and in the item listing. Manufacturers change colors and item details frequently and often do not update pictures. We have no personal knowledge or experience with this product or ability to customize it. All items ship as addressed in an automated warehouse. The time to process and ship is listed prominently in each listing. It usually takes about a week to get your item. It may be faster or longer as shown in the listing or if credit check or special handling is required. There is no human intervention in the process. That is how we control costs and keep our prices so low. Paypal requires that we only ship to the verified Paypal address provided with the order. NO ADDRESS CHANGE IS POSSIBLE. Atlanta Network Technologies, Inc. We accept payment by: Paypal. Shipping to: United States Excludes: Alaska/Hawaii, APO/FPO, US Protectorates, PO Box. Antonline eBay Return Policy Returning an item purchased from antonline is easy and fully automated with our "Hassle Free Return Program". Please email to request an RMA link.