Scientific Calculator with 6 Inch Writing Board and Pen Dual Power Solar and Battery Operated Foldable Functions

Feature: 1. 2 in 1 Function: Scientific calculator with 6 inch handwriting board and stylus, you can calculate and take notes at the same time. Ensures dust free and ink free writing, do not hurt eyes, write smoothly and reusable. 2. Easy to Operate: Large and soft silicone keys are comfortable to use, Built in one key lock protection, which can protect your important data and patterns from loss, and one key to clear all when no need anymore. 3. Dual Power Supply: Basic calculator built in solar panel and 2*button battery, convenient for indoor and outdoor use amd makes long standby to keep longer using time. 4. Lightweight and Foldable: Sturdy ABS shell, ultra thin rounded body with foldable design. weights only 128g 4.5oz, thickness is 7mm. Easy to put in pocket and any bag. 5. Widely Used: Mulltifunctional calculator with stylus slot and 10 bit display wide screen, easy to store and carry. ideal for home, school, financial, office and industry use. Specification: Features: 2 in 1 Function: Scientific calculator with 6 inch handwriting board and stylus, you can calculate and take notes at the same time. Ensures dust free and ink free writing, do not hurt eyes, write smoothly and reusable. Easy to Operate: Large and soft silicone keys are comfortable to use, Built in one key lock protection, which can protect your important data and patterns from loss, and one key to clear all when no need anymore. Dual Power Supply: Basic calculator built in solar panel and 2*button battery, convenient for indoor and outdoor use amd makes long standby to keep longer using time. Lightweight and Foldable: Sturdy ABS shell, ultra thin rounded body with foldable design. weights only 128g 4.5oz, thickness is 7mm. Easy to put in pocket and any bag. Widely Used: Mulltifunctional calculator with stylus slot and 10 bit display wide screen, easy to store and carry. ideal for home, school, financial, office and industry use. Specifications: Main Material: ABS + Silicone Solar Panel: 1.5V 45mA Battery: 3V 30mA Size: 161*78mm 6.3 * 3.1in Weight: About 120g 4.2oz Packing List: 1 * Calculator 1 * Manual Package List: Packing List: 1 * Calculator 1 * Manual