Features: 2-IN-1 RULERS CALCULATORS. This 2-in-1 rulers calculators is multi-functional designed, with centimeter scale (0-10cm), imperial-scale (1-4 Inch), protractors (0-180) as well as calculators. BASIC FUNCTION. All-in-1 design: Add, subtraction, multiplies, divide, %, On/E C Button, and Auto Power-Off. Very suitable for student, teacher, acoutant, etc. 8-DIGIT DISPLAY. Your calculation process is faster and smoother with sensitive responsive-buttons. Once pressed, the buttons quickly register and display the corresponding number on the clear screen. MULTI-FUNCTIONAL. The multi-functional rulers calculators. Use it to draw, measure, assist your personal-finance, or a quick calculation session. Perfect for office, home, basic budgeting, and more. POCKET SIZE, EASY TO USE. Small pocket size: 1.69 x 5 Inch. Lightweight and portable. Convenient to use and carry-on. Specifications: Color: Multicolors (Randomly Delivery) Size: Approx. 4.3x12.7mm/1.69x5in Weight: Approx. 18g Note: THE COLOR OF THE ITEM IS RANDOMLY DELIVERY! Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. Due to difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 X Multi-functional Ruler-Calculator