Casio fx-991ms Scientific Calculator

It's a casio fx - 991ms plus scientific calculator with the following features and functions.
. fraction calculation
. combination and permutations
. statistics
. 9 variable memories
. comes with a new slide on head case
. equation calculations
. integration and differential calculations
. matrix calculations
. vector calculations
. complex number calculations
. 40 scientific constants
. base-n calculations / conversions
. fx 401 functions
. display expression same as a text book
. two way power ( battery and solar )
. 10 digit montissa + 2 digit exponential display
. dot matrix - high resolution screen provides beautiful looking graphs every time
. % regular percentage calculations
it is ideal for students doing mathematics, statistics and other courses that involve calculations
feel free to contact me to place in your order to get it.