Sentry Dual Powered Calculator Features - 8 Digit Display - Sure Grip Rubber Keys - Solar Power - Fits Easily in Pocket, Purse, Backpack - Back-up Battery (Included) - Great for Home, School, Office, Travel -

Sentry Dual Powered Calculator Features - 8 Digit Display - Sure Grip Rubber Keys - Solar Power - Fits Easily in Pocket, Purse, Backpack - Back up Battery (Included) - Great for Home, School, Office, Travel -

Sentry Jumbo Desktop Calculator Features - Dual power - Tilting dislpay - Solar powered - Extra light keypad - Back-up battery for low light conditions - Multi-colored keys - 8-digit LCD - 4-button battery -

Sentry Jumbo Key Pocket Calculator Features - 8-digit display - Dual-powered - Tilted LCD - Solar & battery - Rubber Keys - Memory - Auto-off - -

Sentry Scientific Calculator 56 Function Features - 56 Functions - Binary, Octal, Decimal, Hex Calculation - 10 Digit Display - Memory & Statistical Calculation - High Speed Calculation - Hard Protective Case Included - Long Life Battery...