{"product_id":"casio-scientific-calculator-fx-991es-plus-4-240-function-1st-copy","title":"Casio Scientific Calculator FX-991ES Plus-4 240 Function (1st Copy)","description":"The Casio FX-991ES Plus-4 is a versatile scientific calculator designed for students and professionals. With 240 built-in functions, it handles complex calculations across algebra, trigonometry, statistics, and calculus with ease. The dual-line display shows both input and results simultaneously, making it simple to verify your work. Features include equation solving, matrix operations, and vector calculations. The calculator runs on solar and battery power for extended use. Compact and durable, it's ideal for classroom work, engineering tasks, and technical problem-solving.","brand":"Fareed Book Centre","offers":[{"title":"Default Title","offer_id":53503903859006,"sku":null,"price":909.5,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/9337\/4014\/files\/25725384bcfe8b9eb9bc6ef44a17782e_jpg_960x960q80_jpg_857e2aac-2fa4-43bf-aaa0-8e2a99d1eb94.webp?v=1778928176","url":"https:\/\/fareedbookcentre.com\/products\/casio-scientific-calculator-fx-991es-plus-4-240-function-1st-copy","provider":"Fareed Book Centre","version":"1.0","type":"link"}