Feature:1. 240 Functions: This scientific calculator features 240 calculation functions that can meet almost all your daily calculation needs.2. LCD Screen: This desk calculator adopts large LCD dot screen which can display numbers and results clearly.3. Writing Tablet: This office calculator is designed with 6 inch writing tablet, allowing you to take notes while calculating, calling and meeting.4. Two Rows: This desktop calculator adopts two rows display on screen, improving your study and work efficiency.5. Compact Size: This function calculator in light weight and compact size is an ideal choice for finance, office, accountants, school and home.Specification:Item Type: Scientific CalculatorMaterial: ABSBattery: Button Battery (Inbuilt Battery Included)Battery Model: CR2025Number Of Batteries: 1Battery Capacity: 150mAhProduct Size: Approx. 15 x 9 x 2cm or 5.9 x 3.5 x 0.8in ( Manual Measurement, Slight Error May Exist ).Package List:1 xScientific Calculator1 x User Manual1 x Stylus