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2022-10-14

Product introduction of scientific calculator student from China

A scientific calculator student from China, also known as a function calculator, is a kind of electronic calculator, which can perform operations in power, square root, exponent, logarithm, trigonometric function, statistics, and so on. A scientific calculator student from China has all common functions, all functions are distributed on the keyboard so that they can be used without going through the menu list.

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2022-05-12

solar scientific calculator from China manufacturer introduces the knowledge of calculators

A portable calculator includes a storage sleeve, a flip cover is sleeved in the storage sleeve, a rotating rod is inserted through the right side of the front of the flip cover, and the two ends of the rotating rod are respectively inserted into the front and rear sides of the inner wall of the storage sleeve.

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2022-05-06

solar scientific calculator from China manufacturer

solar scientific calculator from China manufacturer. Its structure includes base, box body, clear key, power-on key, positive and negative conversion key, abscission key, display, frame, solar panel, battery device, firmware, equal key, and the base is in phase with the box body. connected, and the clear key is connected with the power-on key.

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2022-04-29

Wholesale solar scientific calculator products tell us about the troubleshooting of calculators

After power on, the display is dim or on and off. First measure whether the voltage of the battery used is normal. If it is normal, you can further check whether the spring pressure of the battery is sufficient and the contact is good. If there is a problem, you can use a stretched spring piece or fine sand to polish the contact of the battery pole piece.

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2022-04-22

Wholesale solar scientific calculator products

Calculators are generally composed of operators, controllers, memory, keyboards, monitors, power supplies, and some optional peripherals and electronic accessories, through manual or machine equipment.

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WHO WE ARE

TIANYAN is a professional manufacturer of electronics products.

CONTACT US

No.168, Changshan Industrial Zone, Liulian Community, Pingdi Street, Shenzhen City, Guangdong, China.

+86 13689515148（Mr Hong）

sales04@tyjtw.com

PRODUCT CATEGORY

CALCULATOR

WIRELESS SPEAKER

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