--- product_id: 748272461 title: "Mr. Pen Mechanical Switch Calculator - 12 Digits, Large LCD Display, Purple, Big Button" brand: "mr. pen" price: "565 kr" currency: DKK in_stock: true url: https://www.desertcart.dk/products/748272461-mr-pen-mechanical-switch-calculator-12-digits-large-lcd-display store_origin: DK region: Denmark --- # Auto power-saving 12-digit precision Mechanical switch keys Mr. Pen Mechanical Switch Calculator - 12 Digits, Large LCD Display, Purple, Big Button **Brand:** mr. pen **Price:** 565 kr **Availability:** ✅ In Stock ## Summary > 🔢 Click, Calculate, Conquer — The Calculator That Means Business ## Quick Answers - **What is this?** Mr. Pen Mechanical Switch Calculator - 12 Digits, Large LCD Display, Purple, Big Button by mr. pen - **How much does it cost?** 565 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/748272461-mr-pen-mechanical-switch-calculator-12-digits-large-lcd-display) ## Best For - mr. pen enthusiasts ## Why This Product - Trusted mr. pen brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Sleek 6.2 x 4.4 inch design fits perfectly on your desk or in your bag—calculation on the go. - • **Smart Energy Saver:** Automatic shutdown after 10 minutes extends battery life, so you’re always ready to crunch numbers. - • **Effortless Accuracy:** Mechanical switch buttons deliver tactile, satisfying clicks for flawless data entry every time. - • **Crystal Clear Display:** Large 12-digit LCD ensures you never miss a number, visible from any angle in any lighting. - • **Big Buttons, Big Impact:** Oversized, sensitive keys speed up your workflow and reduce input errors—because every second counts. ## Overview The Mr. Pen Mechanical Switch Calculator combines a large 12-digit LCD display with tactile mechanical keys for precise, fast input. Its compact purple design fits seamlessly into any workspace, while smart auto-shutdown preserves battery life. Ideal for professionals and students alike, it delivers reliable, efficient calculations wherever you need them. ## Description The Mr. Pen 12-digit calculator is perfect for completing basic numerical calculations, and is also ideal for office, elementary school, market and home use. It features large and sensitive keys that are easy to push down and enter data quickly. The mechanical switch button reacts with every press and provides satisfying clicks, as well as improved overall user experience and data input accuracy. It has essential functions such as memory recall, percentage calculation, and can meet your various computation needs. The Mr. Pen Calculator is portable and small at 6.2 x 4.4 inches, so it doesn't take up much desk space but is easy to use. It also features a large 12-digit display for increased visibility from any angle. Powered by one AAA battery (not included), this calculator features an automatic shutdown that will start after 10 minutes of use to save battery life and ensure its life. The Mr. Pen Calculator is the perfect tool for quickly handling daily calculation problems in a variety of settings, such as school, office, home, and more! It provides a fast, efficient and user-friendly experience, and is perfect for anyone looking for a reliable calculator. ## Features - The Mr. Pen 12-digit calculator is perfect for completing basic numerical calculations, and is also ideal for office, elementary school, market and home use. It features large and sensitive keys that are easy to push down and enter data quickly - The mechanical switch button reacts with every press and provides satisfying clicks, as well as improved overall user experience and data input accuracy. It has essential functions such as memory recall, percentage calculation, and can meet your various computation needs - The Mr. Pen Calculator is portable and small at 6.2 x 4.4 inches, so it doesn't take up much desk space but is easy to use. It also features a large 12-digit display for increased visibility from any angle - Powered by one AAA battery (not included), this calculator features an automatic shutdown that will start after 10 minutes of use to save battery life and ensure its life - The Mr. Pen Calculator is the perfect tool for quickly handling daily calculation problems in a variety of settings, such as school, office, home, and more! It provides a fast, efficient and user-friendly experience, and is perfect for anyone looking for a reliable calculator ## Technical Specifications | Specification | Value | |---------------|-------| | Color Name | purple | | Batteries Included | No | | Batteries Required | No | | Brand | Mr. Pen | | Manufacturer | Mr. Pen | | Item Model Number | SYYH001M342VC | | Display Type | LCD | | Material | Plastic | | Product Dimensions | 15.75 x 11.18 x 0.1 cm; 168 g | ## Product Details - **Brand:** Mr. Pen - **Color:** purple - **Calculator Type:** Basic - **Power Source:** Battery Powered - **Model Name:** mechanical switch calculator ## Images ![Mr. Pen Mechanical Switch Calculator - 12 Digits, Large LCD Display, Purple, Big Button - Image 1](https://m.media-amazon.com/images/I/71Ar0-529qL.jpg) ## Frequently Bought Together - Mr. Pen Mechanical Switch Calculator - 12 Digits, Large LCD Display, Purple, Big Buttons - SKYDUE 360 Rotating Purple Pen & Art Supply Organizer - 5 Slot Desk Organizer for Office, School, Home - YSAGi Leather Desk Protector, Office Mat, Large Mouse Mat, Non-Slip PU Leather Blotter, Laptop Pad, Waterproof Writing Pad for Office and Home (Light Purple, 23.6" x 13.8") --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.dk/products/748272461-mr-pen-mechanical-switch-calculator-12-digits-large-lcd-display](https://www.desertcart.dk/products/748272461-mr-pen-mechanical-switch-calculator-12-digits-large-lcd-display) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-06-05*