991MS Scientific Calculator LCD Student's Scientific Calculation Battery Powered Digital Number Calculator Office School Supplie

Features: 1. Display: Use of high definition LCD, letters is legible and striking, thick black, no shadow. 2. Circuit board:anti-corrosion board, good conductivity, strong adhesion of carbon oil. 3. IC fast: fast operation, low energy consumption. 4. theuse of new raw materials and refined high-quality silicone oil, feel more comfortable. 5. Button batteries: more powerful, long life, easy to replace. 6. The outer protective shell can avoid the keys being scratched and The antiskid silicone pads can not easy to slide. Specification: - Style: Scientific - Model Number: 991MS - Material: ABS - Usage: Calculation - Power Source: Battery - Max. Digits: Scientific type Package Included: 1* Scientific Calculator 1* Manual