A mobile phone case is a decoration that protects or decorates the appearance of a mobile phone. With the popularity of mobile phones, the mobile phone case industry has also developed rapidly. There are all kinds of mobile phone cases on the market, not only in diverse styles, but also in various materials, such as metal, plastic, leather, etc., and the colors are also different. variety. However, for the sales of mobile phone cases in the market, the EU requires them to undergo ROHS testing. The mobile phone cases that pass the ROHS test can be sold in the EU market, which also means that the mobile phone case meets the relevant standards, which is also a guarantee for consumers.

Connectors, also known as connectors, plugs and sockets, generally refer to electrical connectors, that is, a device that connects two active devices to transmit current or signals. It mainly provides convenient electrical plugging in electronic products and power equipment. It is widely used in electronic equipment, which greatly improves the production and maintenance efficiency of electronic products. However, if products such as connectors are to be sold in the domestic market, CCC certification is required.

Mobile phone charger, also known as mobile phone adapter, is composed of a stable power supply (mainly regulated power supply, providing stable working voltage and sufficient current) plus necessary control circuits such as constant current, voltage limiting, and time limiting. Mobile phone chargers can be roughly divided into travel chargers, cradle chargers and maintenance chargers. Generally, users are mainly contacted by the first two types, and the most popular ones on the market are travel chargers. However, in general, if these electronic products want to export into the EU market, they need to apply for CE certification.

The Bluetooth adapter refers to the interface converter suitable for the Bluetooth device of the code product. It mainly adopts the short-distance wireless connection technology commonly used in the world, so as to effectively avoid the mutual interference caused by the numerous electronic devices in this frequency band. To put it simply, a Bluetooth adapter enables mobile phones, Bluetooth headsets, and other devices with Bluetooth to transfer files through Bluetooth. However, in general, if these Bluetooth products want to be put on the domestic market, they need to apply for SRRC certification.

Electric fan, referred to as electric fan, is a household appliance that uses a motor to drive the fan blades to rotate to achieve accelerated circulation of air. It is mainly used for cooling and relieving heat and circulating air. Because electric fans are green, environmentally friendly and pollution-free, there is still a good consumer market and room for expansion in today\'s European and American markets. However, in general, if these electronic products want to export into the EU market, they need to apply for CE certification.

Information technology refers to the technology of acquiring, transmitting, processing, reproducing and utilizing information. Information technology equipment (IT) products in the CCC catalogue are products with high technical content, mature processing technology and fast replacement. Since December 2001, information technology equipment has been included in the China Compulsory Product Certification referred to as CCC certification or 3C certification by the General Administration of Quality Supervision, Inspection and Quarantine, which also means that information technology equipment within the scope of the catalog must apply for 3C certification before it can Domestic market sales.

The \"CE\" mark is a safety certification mark and is regarded as a passport for manufacturers to open and enter the European market. CE stands for Conformite Europeenne. In the EU market, the \"CE\" mark is a compulsory certification mark. Whether it is a product produced by an enterprise within the EU or a product produced in other countries, if it is to be freely circulated in the EU market, the \"CE\" mark must be affixed to indicate that the product is Comply with the basic requirements of the EU Directive on New Approaches to Technical Harmonization and Standardization. This is a mandatory requirement for products under EU law.

The sweeper is a sweeping robot, which is a kind of intelligent household appliances. It can automatically complete the floor cleaning work in the room with certain artificial intelligence. Because of its small size, it can be freely shuttled under the sofa, under the bed or even on the refrigerator. It can be said that the emergence of smart sweepers has greatly facilitated our lives. However, in general, if such wireless products want to be exported to the Japanese market, they need to apply for TELEC certification.