Features: Package: You will receive 1pc thin 8 digit calculator, suitable for home or in offices; Power supply: The thin card calculator features a solar-power design, eliminating the need for batteries or external power supply. It can be used in well-lit conditions and automatically shuts off in dark, making it extremely convenient; Compactly: The solar-power pocket calculator approximately 3.35x2.09inch, is lightweighted, and easy to carry; The portable mini calculator is from Plastic, lightweight yet durability, and resistant to breakage; Gift option: The credit card-size calculator is easy to carry for office accountants, bank tellers, and others who frequently need to perform calculations. Specifications: Item: Thin 8-digit calculator Size：about 8.7x5.6cm/3.42x2.2inch Color: Black./Silver Package Includes: 1pc Card Calculator note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution