Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

Easily handles 1 and 2 variable statistical calculations and three angle modes (degrees， radians， and grads) and scientific and engineering notation modesKey Features:Two-line displayFraction featuresConversionsBasic scientific and trigonometric functionsEdit， cut， and paste entriesSolar and battery poweredOne- and two-variable statisticsIdeal For:General mathPre-AlgebraAlgebra 1 and 2GeometryStatisticsGeneral science