Deli scientific calculator 12 digit, 240 function (vivid) (e1710a). Easy to use & reliable, easy to calculator your mathematical expression, give accurate answer your mathematical question & expression, plastic manufacturer, high quality. 10+2 digits,240 scientific function,9 variables, statistics calculator, fractional arithmetic function, standard deviation calculator, data edit, check and correct function, memory function, auto power off, sliding protective cover, logarithmic function, using base 10 or base, factorial, permutation and combination calculation, degree, radian, and grad conversion, trigonometric function/inverse trigonometric function, 2-line display. ,easy to use for long time. Use your office & school work. 1 piece calculators in box. Color: multi color.

Pelikan Fine Orange Color Single Piece. Easy to use & reliable. Used for Writing Purpose. The colors black, blue and green are document-proof according to DIN ISO 12757-2.Stroke width 0.4 mm for in writing, drawing and sketching. Water-soluble ink. Suitable for ruler and stencils. Ventilated -encased tip for a long durability. Ergonomic grip zone for high writing comfort. Top writing quality: Made in Germany. Fineliner 96?-Available in 4 neon colors. Color: Orange