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Calculator inspection quality control Calculator

A calculator is an electronic machine invented by modern people that can perform digital operations. Generally consists of operator, controller, memory, keyboard, display, power supply and some optional peripheral equipment and electronic accessories, by manual or machine equipment.

Teencher Inspection team consists of professional quality control and international trade experts, each member with extensive inspection experience and very strong sense of service. our inspection can help you to reduce logistics costs, return risk, complaints, compensation and potential brand reputation due to quality problems.

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1.Inspection Environment and Requirement

-Requirement for place of inspection:Light from a power of at least 500 Lux.

-Perspective:The products must be tested by every angle.

-Distance of viewing:In doubts, check the products from a distance of 30 cm. If it is not visible, it is no defect. View the items by various angles.

2.Defect Description

-Not permitted any sharp point/sharp edge.

-Not permitted infestation of live insect.

-Not permitted blood mark

-Not permitted mildew products.

-Not permitted heavily odor.

-Not permitted crack mark,chipped edge,burr,dent mark,scratch mark etc.

-Not permitted any rust mark.

-Not permitted wrong printing,missing printing etc.

-Not permitted unreasonable gap

-Not permitted abasion mark.

-Not permitted burn mark,water spot,color stain,oil stain,dirty, impurity mark etc.

3.Field Test & Measurement

-Color shade check

-Function check

-Smell check

-Battery voltage test

-Product dimension check

-Product weight check

-Barcode readability check

-Fatigue test for all buttons or adjustable parts

-Auto. Power off time check

-Solar check

-Rub test

-Tape test

-Internal check

-Color box/Selling packing dimension check

-Color box/Selling packing weight check
-Quantity per carton check
-Carton dimension check

-Carton gross weight check

-Carton drop test

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