Business Calculator Tilted Screen Easy To Read Big Display, Dual Power Battery And Solar! Quiet And Easy To Use! ELECTRONIC CALCULATOR: Tilted screen for easy and accurate screen reading. Great compact size- easy to carry, handheld calculator. BIG display. FEATURES: The OFF button, Extraction of square root, profit margin, %, +/-, Key Rollover, Quiet when in use no sounds, and easy to press buttons! 12 digit screen display- indicates your numbers in clear, dark lettering. DUAL POWER SOURCES: Solar and Battery operating. MEASUES: 7.5 by 5 3/4 by 1.5 inches +1.5 inch lifted screen display. PREMIUM QUALITY: This is made of High quality material and well constructed. Very durable to last you a long time! OFFICE& BUSINESS CALCULATOR: Standard desktop calculator professional grade! A must for any businessman, worker, teacher, student or anybody that needs to make any sort of calculation from time to time. 18 MONTH MONEY-BACK GUARANTEE! Mega Stationers is a brand you can trust. If you are not 100% satisfied with your purchase we will issue you a full refund- hassle free!