Analysis of quality problems in led lamp detection
365betIn addition to clothing, food and shelter in life, LED lighting is also a common and widely used item. With the advancement of society, people have become more dependent on the application of artificial light. Commonly, there are household LED energy-saving lamps, LED plant growth lamps, etc. Today Let_sqlquote_s talk about the quality inspection of LED energy-saving lamps.
National Tobacco Monopoly Bureau: E-commerce platform should close e-cigarette stores in time and remove e-cigarette products in time
365betAccording to the National Tobacco Monopoly Administration on November 1st, the State Tobacco Monopoly Bureau issued a notice on further protecting minors from e-cigarettes (No. 1 of 2019).
What is NB-IoT (narrowband Internet of Things)? What are the main applications of NB-IoT?
The Narrow Band Internet of Things (NB-IoT) has become an important branch of the Internet of Everything. NB-IoT is built on a cellular network and consumes only about 180KHz of bandwidth. It can be deployed directly on GSM networks, UMTS networks or LTE networks to reduce deployment costs and achieve smooth upgrades.
What is the difference between 5G 4G 3G?
365bet5G? ? ? No one can tell now what 5G will be, and don_sqlquote_t think so far. The difference between 3/4/5G has been mentioned in the previous article and is for reference only: "Analyze communication technology: the scientific significance behind 3G, 4G, 5G". In fact, for users, the most important thing is the increase in speed and the decrease in delay. Other user experiences are derived from these two main experiences. The theory is not to be taken, we can point to something more practical in plain language.
Application of carbon dioxide sensor in building automation system
Building Automation System (BAS) is one of the main components of intelligent buildings. The intelligent building realizes the comprehensive monitoring and management of the equipment and building environment in the building (group) through the building automation system, creating a comfortable, safe, economical, efficient and convenient working and living environment for the users of the building, and optimizing the operation of the equipment and Management, reducing operating expenses.
Counting the unknown loopholes in smart homes, guarding your home security
365betWith the arrival of 5G, consumption upgrades and technological development, smart homes have officially entered a period of rapid development. Whether it is the industry insiders or the ordinary people, I believe that I have already seen the huge potential of smart homes in the future market. It can be said that the smart home is a "fragrant", and people want to take a bite.
The first blue book release in the e-cigarette industry calls for the implementation of the entire process management of the industry
On August 29, 2019, the Research Group of Public Health and Technology Supervision of Tsinghua University published the “Report on the Supervision of the Electronic Cigarette Industry in the Public Health and Technology Supervision Research Report (2019)” in Beijing. In response to the current chaos in the e-cigarette industry, the industry_sqlquote_s first "Blue Book" strongly recommends the implementation of industry legislation and regulatory systems.
Shouldn't the house be equipped with a smart lock?
365betFor the purchase of smart locks, first consider whether it is necessary. The only requirement for people to buy locks is security. Traditional mechanical locks need to carry the keys with them at all times, and often forget to bring keys, lose keys, and the safety of traditional mechanical locks can not meet the modern convenience and security needs.
Beginners, e-cigarette knowledge popularization stickers
Before entering the big family of e-cigarettes. We recommend that you have a detailed understanding and observation of e-cigarettes and various peripherals, and carefully read each line of this article. Xiaobian has encountered too many novice players complaining about buying wrong, buying expensive, being cheated, etc. This is entirely because before entering the pit, there is no good learning related knowledge.