出租车上面的广告灯多少钱

It depends on the specific location you use. Different locations use different lights. If you want to make a small LED monochrome screen , about 500 or so.
1: LED screen price. The cost of the LED display screen accounts for more than 70% of the total project investment. The screen body is composed of a display module, a power supply, a box, and a power cord.
2: Control system. It is divided into two types: synchronous control and asynchronous control. Asynchronous control is common in single and double-color LED displays, while synchronous control is mostly used in the field of full-color LED displays.
3: LED display accessories. The most basic accessories are: computer (desktop computer), air conditioner (heat dissipation is very important), lightning arrester, power distribution cabinet, audio amplifier (optional), multi-function card (can automatically adjust the display temperature, brightness, humidity and other physical data), video processor (optional), etc.
4: Steel structural frame. The general installation methods of LED large screens are: wall-mounted, floor-standing, inlaid, column, and rooftop. And they are all fixed with steel structures. Especially for large-scale LED advertising screens, due to safety considerations, the requirements for steel structures are very high. The steel structure basic frame is second only to the LED display screen body in cost.
5: Installation costs, etc. The last step is to install and debug the display screen. This can be done by hiring a local construction company and team

相关文章