Mr. Pen- Standard Function Calculator, Blue, Small Calculator, Solar Calculator, Pocket Calculator, Simple Calculator
Mr. Pen- Standard Function Calculator, Blue, Small Calculator, Solar Calculator, Pocket Calculator, Simple Calculator
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Mr. Pen- Standard Function Calculator, Blue, Small Calculator, Solar Calculator, Pocket Calculator, Simple Calculator

|38 ratings

Key item features

  • Durable Build: Mr. Pen standard function calculator is made of a sturdy and premium plastic body, ensuring durability and longevity.
  • Large LCD Screen: Features a big LCD screen that displays large numbers, making it easy to read from a distance.
  • Responsive Buttons: The calculator's buttons are highly responsive, registering inputs quickly and accurately, enhancing the calculation process.
  • Dual Power Source: Utilizes both solar power and battery power, allowing it to function efficiently in various lighting conditions.
  • Versatile Use: Ideal for business, office, home, basic budgeting, school, and more, making it a versatile tool for various calculation needs.
  • Ergonomic Design: The large size of the buttons prevents accidental presses, ensuring a smooth and error-free user experience.
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Customer ratings & reviews

4.7 out of 5 stars
stars
38 ratings23 reviews
How item rating is calculated
  1. 5 stars82% (31)
  2. 4 stars8% (3)
  3. 3 stars5% (2)
  4. 2 stars0% (0)
  5. 1 star5% (2)
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Showing 1-3 of 23 reviews

Jul 3, 2026
Reviewer name: Joseph
Sold byMr. PenDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

One very nice calculator

Does everything that the big boys do at a fraction of the cost. A good purchase.

Helpful?5ACLHUZ4X2RA896756069
Aug 20, 2024
Reviewer name: Amo
Sold byMr. PenDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Perfect for back to school

My daughter needed her first calculator this year for school. Purchased this one and it is perfect for back to school. Nice size and simple enough to learn calculator functions.

Helpful?5ACLHUZ4X2RA896756069
May 3, 2025
Reviewer name: viveca
Sold byMr. PenDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

easy to use %26 carry

easy to use calculator and be able to fit in my purse! yay!

Incentivized Review
Helpful?5ACLHUZ4X2RA896756069
Current price is $4.99
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4.739519084651828 out of 5 stars
4.7 stars out of 5, based on 11258 seller reviews(4.7)
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