• Product details of

Model: OS-991ES PLUS

Material: Plastic

Display: LCD

Max. Digits: 12

Style: Scientific

Applicable Battery Type: Dual Power Supply

Power Source: Button Battery(LR44 Included) + Solar Power Supply

Usage: Scientific Calculator

Item Size: 16.2 * 8 *1.4cm / 6.4 * 3.1 *0.6in

Item Weight: 124g / 4.4oz

Package Size: 19.1 * 8.6 * 3.8cm / 7.5 * 3.4 * 1.5in

Perfect for easy viewing and shows calculation entry and result at the same time.LCD Display, Display expression same as textbook.With 417 functions and easy menu funciton.Dual power supply: button batt-ery(LR44) + solar power supply.Suitable for students studying general math and science, pre-algebra, algebra, geometry, trigonometry, statistics, biology, and chemistry.

Features

Perfect for easy viewing and shows calculation entry and result at the same time.LCD Display, Display expression same as textbook.With 417 functions and easy menu funciton.Dual power supply: button batt-ery(LR44) + solar power supply.Suitable for students studying general math and science, per-algebra, algebra, geometry, trigonometry, statistics, biology, and chemistry.