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• Product Features: Solar Energy Scientific calculator is a combination of desktop calculator and writing board, it should effectively save your pen and paper, calculate and checklist what you want 【Solar Energy Scientific calculators with Notepad】calculators and notepad are designed in one, you possibly can take notes while calculating, getting better study and work efficiency The engineering calculator supports up to 10 electronic calculations, the numbers are clean and readable, suitable for stepped forward and novices 【Repeatable writing】 No blue light LCD display protects your eyes Equipped with an ergonomic magnetic stylus on the back, allowing you to write/draw bright and clear strains After use, press the erase button as soon as to efficiently reuse, minimize paper consumption, and accomplish the goal of environmental protection 【Silent design】scientific calculators makes use of superb silicone keys, that are quiet and soft, with out contact sound, and won't intervene with others when used Built-in 2 button batteries, 1PCS LR1120 calculator battery, 1PCS CR1220 LCD writing board battery, little need to recharge, it can be used for about twelve months (If the battery is dead, you may replace the battery by yourself) 【Easy and portable】pocket calculator has a foldable design and weighs solely zero pounds, making it easy to install a bag, pocket or handbag It is very suitable for paintings business, engineering calculation, accounting calculation, pupil physics calculation, home use, and many others Product Functions: ●One click on on the spot wipe The calculators for students has a one-click erasing function, you can write and doodle over and over ●Large LCD display screen The wide LCD display screen can show up to 10 digits, and the data is apparent and straightforward to read, which is a perfect preference for learn and paintings ●Magnetic stylus The stylus is magnetic and might be hooked up to the storage slot to forestall loss ●Pen pressure sensing detection operate The stylus has a pen strain sensing function, you can draw thick or thin traces at will according to the pen stress ●Mute Silica gel button Using silicone buttons, really feel comfortable, without any noise, won't intrude with folks ●2 button batteries No should set up screws, could be replaced at any time, not must fear in regards to the battery is useless (the battery can be used for roughly a year) ●Easy to hold The desktop calculator weighs solely zero pounds, which is set the burden of two eggs, and has a foldable design, which is mild and conveyable ●It is suitable for use in domestic computing, schools and offices ●Product Size: 160mm x 78mm x 12mm(6”) (Unopened status) ●Product Size: 160mm x 156mm x 6mm(6”) (Open state) Q & A ●Q1:Can the square root be calculated? Can calculate sq. root, cube root ●Q2:Can the √ 9calculated? √ could be calculated, reminiscent of √9 X 3=9 ●Q3:Does this do sin, cos, tan, log clinical notation? Yes, our calculator has sin/cos/tan/log purposes Package Included: 1x 2 IN 1 Foldable Solar Energy Scientific Calculators&Writing Tablet

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