Compact calculator with 10-digit display and tax calculation function. - Model Name: DS-10WK - Functions: 10-digit display, tax calculation, memory function - Power Type: Solar powered Thank you for viewing. The above is from AI. Since it is unopened, I will sell it as is. Purchased in November 2023, no receipt. No warranty. Box size: Approximately 15cm x 20.5cm x 4.5cm The box has some scratches. Thank you for your understanding.