Built-in 8-digit calculator for quick on-the-go calculations - The folio organizer includes an integrated 8-digit calculator - Powered by a low-power button cell battery for an energy efficient setup - Helps you perform math tasks during meetings, study sessions, planning, or daily work without switching devices Durable PU leather with a modern, premium feel - Made from high quality PU leather for a sleek and contemporary look - Smooth to the touch and designed to withstand daily use - Robust construction protects your important documents while maintaining a stylish appearance Thoughtful organization for easy access and efficiency - Includes a dedicated file folder section for temporary documents - Multifunction storage design with a left side zip pocket for quick access - Keeps essentials organized and readily reachable to boost productivity at work or in study Secure storage with practical detailing - High quality zipper and a transparent document pocket provide secure storage for important items - Side pocket is perfectly sized for temporary A4 documents, increasing capacity and convenience - Transparent pocket allows quick identification of contents without opening Practical use scenarios - In business meetings: keep briefs, contracts, and the calculator together for fast reference and calculations - In school or university: organize notes, assignments, and temporary handouts in one place for easy study prep - While traveling or commuting: carry essential documents, receipts, and small items securely in a compact, professional organizer Key attributes and compatibility - Material: PU leather - Integrated calculator: 8-digit, energy-efficient, powered by a button cell - Storage features: left-side zip pocket, dedicated folder for temporary documents, transparent document pocket, side pocket for temporary A4 documents - Purpose: enhances organization, accessibility, and productivity in work, study, and on the go This description stays faithful to the original product brand, specifications, models, and functions, emphasizing function, compatibility, size indicators, material, and performance without adding extraneous details or making unsupported claims.