ANTI-BACTERIAL CALCULATOR
Display: 10+2 DigitKeys: plasticPower supply: 100% solar poweredMateriel: From recycled plastics
Features:
Math and scientific features• ex, π, ln, 10x, 1/x, yx, x√y, %, n!• Fractions and fraction / decimal conversions• Trigonometric functions• Decimal / hrs / hrs min sec conversion• Degrees