--- product_id: 161256688 title: "YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK)" brand: "youho" price: "14640CFA" currency: XOF in_stock: true reviews_count: 13 category: "Youho" url: https://www.desertcart.sn/products/161256688-youho-solar-battery-calculator-dual-power-standard-function-with-large store_origin: SN region: Senegal --- # 12-digit large LCD display Dual power: solar + battery backup Non-slip design for stable use YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) **Brand:** youho **Price:** 14640CFA **Availability:** ✅ In Stock ## Summary > 🔆 Calculate smarter, not harder — power that keeps up with you! ## Quick Answers - **What is this?** YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) by youho - **How much does it cost?** 14640CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/161256688-youho-solar-battery-calculator-dual-power-standard-function-with-large) ## Best For - youho enthusiasts ## Why This Product - Trusted youho brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Stable & Secure:** Non-slip washers keep the calculator firmly in place, preventing slips during intense work sessions. - • **Smart Power Saving:** Automatic shutdown after 10 minutes of inactivity conserves energy and extends battery life. - • **Ergonomic & Durable:** Silicone buttons with ABS plastic body provide a premium tactile feel and lightweight comfort. - • **Crystal Clear Display:** 12-digit large LCD screen offers enhanced visibility and reduces eye strain during long calculations. - • **Dual Power Reliability:** Solar energy with 1.5V battery backup ensures uninterrupted performance even in low light. ## Overview The YOUHO Solar Battery Calculator KK-837B combines solar and battery dual power for reliable use in any lighting condition. Featuring a large 12-digit LCD display and non-slip design, it offers ergonomic comfort with durable silicone buttons and ABS plastic housing. Its automatic shutdown function saves energy, making it an efficient and professional tool for everyday calculations. ## Description desertcart.com : YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) : Office Products Review: Great little desktop calculator for simple tasks. - This is a great little desktop calculator that doesn't occupy a lot of space It's easy to use for basic math like bookkeeping, checkbook balancing, computing areas or rectangular areas, etc. I would highly recommend this to others as an inexpensive small-space calculator that is easy to use, including easy to read numbers, auto-off (no switch to remember to turn off), but has a few bonus options like memory addition and recall, plus the dual-power feature saves battery life. Review: Light, cute - Works prefect for what i need it for! Plus super cute on my desk 😍 ## Features - Easy to use, large display: All products with batteries have passed the test,caution! ! ! Be sure to install the battery to use It install batteries to avoid unpredictable errors, one BATTERY of this product,12 digits, better field of view, corners of the eyes, upright LCD screen; automatic shutdown (not used for 10 minutes). - Non-slip design: Non-slip washers are not easy to slide during operation. - Durable silicone button: good sense of touch, ABS plastic material, Light weight. Reasonable configuration and comfortable operation. - Solar and Battery Dual Power: Solar and backup batteries keep the desktop calculator working in low light conditions. The calculator can handle solar energy, have a 1.5v battery . - SEVICE: Would you have any questions to our product, please feel free to contact us and we will give you a quick response. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07XLK1M5J | | Best Sellers Rank | #143,255 in Office Products ( See Top 100 in Office Products ) #239 in Basic Office Calculators | | Brand | YOUHO | | Calculator Type | Standard Function | | Color | 1PACK black | | Compatible Devices | Computers, laptops, tablets, and potentially some smartphones | | Customer Reviews | 4.5 4.5 out of 5 stars (657) | | Display Type | LCD | | Enclosure Material | PVC | | Manufacturer | Fengjin Machinery | | Mfr Part Number | KK181102033 | | Model Name | KK-837 | | Model Number | KK181102033 | | Number of Batteries | 5 AA batteries required. | | Power Source | Battery Powered | | Screen Size | 1 Inches | | UPC | 742939141170 | ## Product Details - **Brand:** YOUHO - **Calculator Type:** Standard Function - **Color:** 1PACK black - **Power Source:** Battery Powered - **Screen Size:** 1 Inches ## Images ![YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) - Image 1](https://m.media-amazon.com/images/I/71BW3yWDNIL.jpg) ![YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) - Image 2](https://m.media-amazon.com/images/I/71LpG9qAAhL.jpg) ![YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) - Image 3](https://m.media-amazon.com/images/I/610qH9ZgD-L.jpg) ![YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) - Image 4](https://m.media-amazon.com/images/I/61WRU0GUUkL.jpg) ![YOUHO Solar Battery Calculator, Dual Power Standard Function with Large LCD Display, Black (NO Battery) (KK-837B, 1PACK) - Image 5](https://m.media-amazon.com/images/I/61X4gLkZrnL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great little desktop calculator for simple tasks. *by D***R on June 11, 2023* This is a great little desktop calculator that doesn't occupy a lot of space It's easy to use for basic math like bookkeeping, checkbook balancing, computing areas or rectangular areas, etc. I would highly recommend this to others as an inexpensive small-space calculator that is easy to use, including easy to read numbers, auto-off (no switch to remember to turn off), but has a few bonus options like memory addition and recall, plus the dual-power feature saves battery life. ### ⭐⭐⭐⭐⭐ Light, cute *by J***S on January 26, 2025* Works prefect for what i need it for! Plus super cute on my desk 😍 ### ⭐⭐⭐⭐⭐ Nice and good price *by R***E on May 11, 2025* Works good and she likes the color purple --- ## 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.sn/products/161256688-youho-solar-battery-calculator-dual-power-standard-function-with-large](https://www.desertcart.sn/products/161256688-youho-solar-battery-calculator-dual-power-standard-function-with-large) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-04-24*