If you choose the "economic" mode of transportation, then in the peak season of logistics, some countries will delay receiving packages for a while. If you cannot accept the delay, then please choose airmail, faster transportation and protection.
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When you receive the product, the product appears ”subtle scratches, broken, bent pins”, in the case of no effect on the use, I will not accept your controversy, if you do not agree, please do not in my The purchase of the store, of course, if you accept this subtle product situation, in a reasonable case, when we avoid the dispute, I will be able to offer you some discounts on your new order.
Supply reverse polarity will not damage the IC.
- IC control circuit and a power LED spot light utility.
- Control circuit chip with RGB components in a package in 5050, to form a complete external control pixels.
- built-in signal shaping circuit, any one pixel after receiving the signal through the waveform shaping and then output to ensure line waveform distortion will not accumulate.
- Built-in power-on reset and brown-out reset circuit.
- trichromatic color of each pixel can realize 256 highlighted, complete 16777216 colors of all true color display, the scanning frequency is not less than 400Hz / s.
- serial cascade interface, through a signal line to complete the receiving and decoding of data.
- transfer transmission distance between any two points in less than 5 meters without any additional circuitry.
- When the refresh rate of 30 frames / sec, cascading number of not less than 1024 points.
- data transmission speeds of up to 800Kbps.
- The color of the light highly consistent, cost-effective.
1 × WS2812B 4*4 16bit LED Board
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