●Specifications: Color: Gray. Material: Plastic Size: 6.00 x 4.00 x 1.00 cm/ 2.36 x 1.57 x 0.39 inches Package Content:Mini Calculator *2 ●【Lightweight】Mini size 2.3 x 1.6 inches (6.00 x 4.00 cm), very small and lightweight, so you can hang it on your backpack zipper or keychain, so you dont have to worry about it being found ●Practical: This mini calculator can develop childrens intelligence. It also helps adults calculate values quickly and accurately ●Basic Calculation: You can perform math operations such as addition, subtraction, multiplication, and division. Suitable for high school students, office workers, college students, teachers, accountants and anyone who needs a calculator ●(Quality Assurance): Within 3 months of purchase, if there is a product defect, please feel free to contact us. Substitute replacements or refunds can be accepted according to the inquiry content from the customer