{"product_id":"casio-fx-991s-scientific-calculator-v-p-a-m-solar-battery-power","title":"Casio fx-991s Scientific Calculator - V.P.A.M. Solar \u0026 Battery Power","description":"\u003cp data-path-to-node=\"5\"\u003eReliable and high-performance, this \u003cb data-path-to-node=\"5\" data-index-in-node=\"36\"\u003eCasio fx-991s\u003c\/b\u003e is a classic scientific calculator favored by students and professionals for its versatility and durable design. Featuring the \u003cb data-path-to-node=\"5\" data-index-in-node=\"177\"\u003eV.P.A.M. (Visually Perfect Algebraic Method)\u003c\/b\u003e system, it allows you to enter expressions exactly as they are written in textbooks.\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eModel:\u003c\/b\u003e Casio fx-991s\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003ePower Source:\u003c\/b\u003e Two-Way Power (Solar and Battery) for uninterrupted use in any lighting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eDisplay:\u003c\/b\u003e 10+2 Digits with a clear LCD screen.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003eKey Features:\u003c\/b\u003e Supports Complex number calculations, Engineering notation, Trigonometry, and 40 scientific constants.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eSafety:\u003c\/b\u003e Features Auto Power-Off to preserve battery life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-path-to-node=\"7\" data-index-in-node=\"0\"\u003eCondition:\u003c\/b\u003e Used but fully functional. The screen is clear and all buttons are responsive. Comes with its original slide-on hard case.\u003c\/p\u003e\n\u003chr data-path-to-node=\"8\"\u003e\n\u003ch3 data-path-to-node=\"9\"\u003eManufacturing Info\u003c\/h3\u003e\n\u003cul data-path-to-node=\"10\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,0,0\"\u003e\u003cb data-path-to-node=\"10,0,0\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e Casio\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"10,1,0\"\u003e\u003cb data-path-to-node=\"10,1,0\" data-index-in-node=\"0\"\u003eTechnology:\u003c\/b\u003e Japan-based engineering, widely used in secondary and post-secondary education.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Thunder Bay Estate Sales","offers":[{"title":"Default Title","offer_id":45156654448831,"sku":"s407","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0519\/8639\/9423\/files\/IMG_0425.jpg?v=1770664295","url":"https:\/\/www.tbayes.ca\/products\/casio-fx-991s-scientific-calculator-v-p-a-m-solar-battery-power","provider":"Thunder Bay Estate Sales","version":"1.0","type":"link"}