V11.60 XGecu TL866II Plus USB Universal Programmer support 17174+IC SPI Flash NAND EEPROM MCU PIC AVR replace TL866A TL866CS
HP HP39G+ Graphing Calculator Function SAT/AP Exam Calculator Scientific Functions Graphic Programming
CPU display screen size display function system logic input system logic built-in function menu, prompt, etc. memory memory memory function input keyboard power battery physical characteristics button top material size (length, width and depth) weight package contents contained in the box function graphic function mathematics Function science function statistical function support material applicable disciplines allowed for warranty year 75Mhz ARM9 131 x 64 pixels Adjustable contrast Algebra More than 600 Yes 256 KB Memory limit pending operation letter and number AAA x 4 CR2032 plastic 18.7 x 9.4 x 3.1 cm (7.4 x 3.7 x 1.2 inches) 249.0 grams (8.8 ounces) Calculator, User Manual, USB Cable, and Advanced User Guide Two-dimensional function, polar coordinates, parameter coordinate drawing Sequence; spider diagram, ladder diagram Figure/table screen, box and whisker Histogram, scatter plot Find: intersection, extremum, slope, area Zoom, trace, coordinates , -, x, , ?, 1/x, /-, In, ex, x?y Yx, LOG, 10x, x2, %, ?, n Decimal Degree, radian or gradient mode Trigonometric/inverse trigonometric function Hyperbolic function / inverse hyperbolic function HP Solver application (root) Digital integration Symbolic integration (simple case) Numerical differentiation Symbol differentiation (simple case) Function plural Polynomial root, Taylor series Value, rounding Integer and fractional part of the number Modulo function, find integer, find *** small integer Decimal hours/hours and seconds Polar coordinate/orthogonal coordinate transformation Angle transformation ?x, ?x2, ?y, ?y2, ?xy Sample standard deviation, average Overall standard deviation Linear regression Combination, series Weighted average Edit, save, name, list Curve fitting (LIN, LOG, EXP, POW) Graph statistics hypothetical test Confidence interval Conventional mathematics Quasi-algebra/algebra Trigonometry statistics geometry biology Chemistry physics Earth Science SAT reasoning test SAT Subject Test for Level 1 Mathematics and Level 2 Mathematics ACT PSAT/NMSQT AP Chemistry / Physics EXPLORE
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
Shipping time varies by location. These are our estimates:
|Location||*Estimated Shipping Time|
|United States||10-30 Business days|
|Canada, Europe||10-30 Business days|
|Australia, New Zealand||10-30 Business days|
|Central & South America||15-30 Business days|
Yes, you will receive an email once your order ships that contains your tracking information.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
Thank you for your interest doing business with us!If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.
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