--- product_id: 465325136 title: "Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool)" brand: "black long di fang" price: "€ 20.86" currency: EUR in_stock: true category: "Black Long Di Fang" url: https://www.desertcart.sk/products/465325136-digital-standard-abacus-20-cm-professional-13-column-soroban-calculator store_origin: SK region: Slovakia --- # Manual, battery-free power Compact 20 cm ABS build 13-column precision soroban Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) **Brand:** black long di fang **Price:** € 20.86 **Availability:** ✅ In Stock ## Summary > 🧠 Calculate Like a Pro, Think Like a Visionary ## Quick Answers - **What is this?** Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) by black long di fang - **How much does it cost?** € 20.86 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/465325136-digital-standard-abacus-20-cm-professional-13-column-soroban-calculator) ## Best For - black long di fang enthusiasts ## Why This Product - Trusted black long di fang brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Eco-Friendly, No Batteries Needed:** Manual winding power means zero downtime and zero environmental guilt—always ready when you are. - • **A Statement Piece for the Modern Mind:** Whether as a gift or a personal desk essential, owning this abacus signals your appreciation for heritage and innovation. - • **Sleek, Durable Design for Everyday Use:** Crafted from premium ABS plastic, this 20 cm abacus fits perfectly on your desk or in your bag—built to last and impress. - • **Master Ancient Math with Modern Precision:** Harness the timeless 13-column soroban for lightning-fast calculations and sharpen your mental agility. - • **Boost Cognitive Skills & Impress Your Network:** Ideal for professionals and educators alike, it’s the ultimate tool to elevate math learning and showcase your intellectual edge. ## Overview The Digital Standard Abacus is a professional-grade 13-column soroban calculator measuring 20 cm, made from durable ABS plastic. It offers a manual, battery-free operation ideal for fast, precise calculations and cognitive skill development. Perfect for educators, professionals, and collectors, it blends ancient counting techniques with modern design for an effective educational and office tool. ## Description desertcart.com : Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) : Office Products ## Features - the abacus from ancient China; its characteristic is that the counting system used before modern numbers is still used by some businessmen, traders and clerks. It is a good tool for mathematics education. - This 13-digit professional abacus is made of high-quality ABS plastic and measures 7.88 x 2.5 x 0.75 inches (20 x 6 x 1.5 cm) An abacus that makes math exercises more effective; using an abacus to calculate children's mathematical ability is a good way to teach them to count and calculate intelligence - It can be used as a classic office calculator, a teacher's, an educational tool for children or a gift for abacus collectors. The abacus is very suitable for fast calculations. It is highly recommended to use it in any math abacus course ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B4BCZ2BM | | Best Sellers Rank | #58,078 in Office Products ( See Top 100 in Office Products ) #119 in Basic Office Calculators | | Brand | Black long Di fang | | Built-In Media | NO | | Calculator Type | Standard Function | | Color | Black, Brown | | Customer Reviews | 4.5 4.5 out of 5 stars (141) | | Display Type | LED | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Item Dimensions L x W | 7.88"L x 2.5"W | | Item Type Name | Abacus-20 cm-Professional 13-column Soroban | | Manufacturer | Black long Di fang | | Mfr Part Number | 13 | | Model Name | 13 | | Model Number | SH-SP003-A | | Number of Batteries | 9V batteries required. | | Number of Items | 1 | | Power Source | Manual Winding | | Screen Size | 8.19 inches | ## Product Details - **Brand:** Black long Di fang - **Calculator Type:** Standard Function - **Color:** Black, Brown - **Power Source:** Manual Winding - **Screen Size:** 8.19 inches ## Images ![Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) - Image 1](https://m.media-amazon.com/images/I/81CEmfgPhBL.jpg) ## Frequently Bought Together - Digital Standard Abacus-20 cm-Professional 13-Column Soroban Calculator (Functional and Educational Tool) - Abacus Mind Math Level 1 Workbook 1 of 2: Excel at Mind Math with Soroban, a Japanese Abacus (Abacus Mind Math - Level - 1 Complete Set: Instruction Book, Workbook 1 of 2, Workbook 2 of 2) - Digital Standard Abacus-17.8 cm-Professional 11-Column Soroban Calculator (Functional and Educational Tool) --- ## 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.sk/products/465325136-digital-standard-abacus-20-cm-professional-13-column-soroban-calculator](https://www.desertcart.sk/products/465325136-digital-standard-abacus-20-cm-professional-13-column-soroban-calculator) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-09-16*