991CNX F(X) Engineering Scientific Calculator, With Handwriting

991CNX F(X) Engineering Scientific Calculator, With Handwriting Board,Scientific Calculator For College And High School

This calculator is combine with LCD writing board. With the stylus pen behind of the writing board, you can calculate and record it very easily. Has 498 computing functionsLong battery life. In the environment with sufficient light source, the solar panel is powered by dual power supply with the battery, and the use time is long.With this 2-in1 Scientific Calculator, you can calculate and record at any time, you also can put it as a notepad when you are not using the calculator. The calculators has a on, you can click this erase on to clear the full screen, write repeatedly, reducing paper consumption and being eco-friendly.This handwriting calculators is only 153g, lightweight and clamshell design, easy to carry. Product size: 162x81x17.5mm. You can take it in your bag, pocket, or even purse, the perfect for office busine, claroom, and home use.Our calculator's keyboard' re made of silicone material, soft touch keys, quiet and noise-free. With this calculator, you will not interfere with other people while calculating the data, perfect for working and learning.Folding method: fold in halfBattery type: CR2032 coin cell/solar poweredWeight: 135gSize: 162x81x17.5mmBasic operations:Degrees, minutes and secondsnegative numberpercentageDecomposition factornth power rootTrigonometric functionsIn trigonometric functionsHyperbolic functionExponential, pair exponential functionRecrocal, factorialPermutationsangle unitCoordinate calculusscientific constantMetric conversionColour:blackMaterial:ABS+SiliconePackage Contents:1 x scientific calculatorsOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the ture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

About shping
Shping and Pack All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.