OSALO Scientific Calculator 401 Function 2-line Display 10+2 Digits Solar and Battery Calculator with Slide-on Cover for Secondary School Black (OS 991MS 2nd Edition)
SKU: 13038118420

OSALO Scientific Calculator 401 Function 2-line Display 10+2 Digits Solar and Battery Calculator with Slide-on Cover for Secondary School Black (OS 991MS 2nd Edition)

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Description

OSALO Scientific Calculator 401 Function 2-line Display 10+2 Digits Solar and Battery Calculator with Slide-on Cover for Secondary School Black (OS 991MS 2nd Edition)401 Functions Scientific CalculatorWith 401 functions for fractions, matrix calculations, statistics, calculus, complex number calculations, equation calculation, standard deviation, vector calculation, permutations and combinations, Scientific Calculator covers most of the scientific functions that students from middle school through college will need to use in their courses and on exams. Reading instruction attached will help you know how to use and

  • 【401 Functions Scientific Calculator】With 401 functions for fractions, matrix calculations, statistics, calculus, complex number calculations, equation calculation, standard deviation, vector calculation, permutations and combinations, Scientific Calculator covers most of the scientific functions that students from middle school through college will need to use in their courses and on exams. Reading instruction attached will help you know how to use and find these functions.
  • 【Brightness Adjustment Function】The screen brightness can be adjusted by simple operation to get the best display effect, dimming to relieve eye fatigue, brightening to get clearer display results, to improve the calculation efficiency.
  • 【2-Line Scientific Calculator】Input expressions and arithmetic operations is more easy to read than traditional calculators. The 2 line display shows both input and calculation results,convenient for students to check the calculation process and results.
  • 【Dual Power Source Electronic Calculator】Solar and battery,double safe uninterruptible power,environmental protection and energy saving advantages.
  • 【Ultra-light & Portable】Weight: 4.97oz. (141g); Size: 164 x 80 x 17(mm)/6.4 x 3.15 x 0.6 7(inch); Material: ABS plastic. With slide-on hard case, convenient to carry it outside and hold it on one hand.
    • Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 13038118420

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    Rina
    Draper, US
    ★★★★★ 5
    Good quality
    Color: BlackBlue*2
    Good quality for the price and the carry case is an added bonus!
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    Reviewed in the United States on May 3, 2026
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    Brenda B
    West Palm Beach, US
    ★★★★★ 5
    Great quality
    Color: Black*4
    Awesome!! Lightweight sturdy and grip feels comfortable
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    Reviewed in the United States on May 4, 2026
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    Ale
    Carnegie, US
    ★★★★★ 5
    Good quality.
    Color: Purple
    This cushion is ideal for floor exercises; it is a good size and has well-padded thickness so your knees or back don't hurt when resting against the floor.
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    Reviewed in the United States on June 9, 2026
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    Amelia
    Bozeman, US
    ★★★★★ 4
    High quality yoga mat!
    Color: pink
    Apart from getting dirty easily, there ain't no problem with its quality at all. I love this yoga mat and I'm gonna use it every day.
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    Reviewed in the United States on May 14, 2026
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    Yaima Hernandez
    West Palm Beach, US
    ★★★★★ 5
    Yoga mat
    Color: white
    This yoga mat is excellent and I can also use it for pilates I love it, I can't wait to start my new routines 😍
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    Reviewed in the United States on June 8, 2026

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