LED lighting prospects are good, LED street lamps will in the future replace the traditional lighting products, then "how can we turn this beautiful vision into a reality" will become every present participation in the production, processing and sales of LED lighting products businesses must Problems of thinking. As we all know, compared with our foreign counterparts, we do not have an advantage in LED R&D. This is why the current market has seen the proliferation of low-end and high-end products. High-end products are rare.
The high level of foreign investment in LED street lamps impacts the already fragile domestic market and monopolizes most of the market share. We need to have an industry alliance that can "advance cooperation and retreat," and on the basis of grabbing market share, we can effectively resist foreign high-tech products and nibble at the market. In addition, we also need to establish our own state-owned brands (which must be based on excellent quality products) in order to facilitate consumers' recognition of products and improve the market's resolution.
USB 2.0 is a USB interface standard released in 2000 with a theoretical maximum transmission speed of 480Mbps (about 60MB/s). The port has four cables (five cables for MicroUSB and MiniUSB), and the maximum output current is 0.5A. USB 2.0 is currently the most common version of USB port, almost all computers have USB 2.0 port, most USB devices also support USB 2.0. USB 2.0 hub. The device can provide USB high speed or full speed connection on the uplink port. The device also provides USB high-speed, full-speed, or low-speed connections on the downlink port. When the uplink port is connected to an electrical environment that supports only high-speed, full-speed, and low-speed connections, the high-speed, full-speed, and low-speed USB connections on the downlink port are enabled. When the uplink port is connected to an electrical environment that supports only full or low speed connections, the USB high-speed connection on the downlink port is disabled. USB 3.0 Hubs is higher than usb 2.0 in terms of transmitting data.
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