Casio M-28 Electronic Calculator

Product Name: Casio M-28 Electronic Calculator

Product SKU: 101792

Product Weight: 110 g

Product Description

The Casio M-28 is a dependable, entry-level desktop calculator designed for everyday calculations in offices, classrooms, and homes. Featuring a clear 12-digit LCD display, durable plastic keys, and essential business functions—including Profit Margin (MU), Grand Total (GT), and Memory operations—it delivers accuracy and longevity at an accessible price point. Its auto power-off function conserves battery life, while the compact, ergonomic design ensures comfortable use during extended sessions.

Features:

• 12-Digit LCD Display: Large, easy-to-read digits with dual-line capability (input & result)
• Plastic Key Design: Tactile, wear-resistant keys for long-term durability
• Essential Business Functions:
  • Profit Margin (MU) for pricing & markup calculations
  • Grand Total (GT) for cumulative sums
  • Memory (M+, M−, MR, MC)
  • Percentage (%), Square Root (√), Sign Change (±)
• Auto Power Off: Turns off after ~7 minutes of inactivity to save power
• Dual Power System: Solar cell + built-in LR44 button battery (included)
• Dedicated ON/AC Key: Blue key for quick reset and power control
• Compact & Lightweight: Ideal for desks, binders, or travel
• Ideal For: Students, small businesses, retailers, accountants, and home budgeting
• Great Gift: Practical and timeless — perfect for back-to-school or office supplies

Specifications:

• Model Number: M-28
• Display: 12-digit LCD (single line, 10+2 for mantissa/exponent)
• Power Source: Solar + 1 × LR44 (AG13) battery (pre-installed)
• Key Material: ABS Plastic with rubber coating
• Dimensions: 15.2 cm (W) × 11.0 cm (D) × 2.6 cm (H)
• Weight: 110 g
• Color: Black with blue AC/ON key
• Certifications: CE, RoHS

Package Included:

• 1 × Casio M-28 Calculator
• 1 × LR44 Battery (installed)
• 1 × Quick Reference Guide (EN/ES/FR)
• 1 × Retail Box (with hang tab for display)

Note:

• Replace battery when display dims or becomes unresponsive
• Clean with a dry, soft cloth — avoid liquids or abrasive cleaners
• Do not expose to extreme heat, moisture, or direct sunlight for prolonged periods
• For personal, educational, or office use only
• Not waterproof — keep away from spills
• Auto-shutoff helps extend battery life; manual ON/OFF via blue key