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WS2812B LED light working principle

First, let's explain how it works with some basic examples, and then look at a really cool Arduino project that uses these leads -- a DIY interactive LED coffee table. The coffee table comes with a WS2812B LED light, an infrared proximity sensor for object detection, and an HC-05 Bluetooth module for color control via …

Metal stamping tensile forming process

Stretch forming is a stamping process that uses moulds to form blank blanks into open hollow parts. Many metal stamping manufacturers in China are using stretch forming. As one of the main stamping processes, it is widely used. With the stretching process can be made into cylindrical, rectangular, ladder, spherical, conical, parabolic shape and other …

Garden machinery daily maintenance

How to apply a garden machine correctly and how to maintain it at ordinary times, so as to maximize the achievements of a garden machine and reduce the probability of failure? So let's talk about that. Novice dragon micro-tiller Application and maintenance of one and four stroke garden machines 1, the application of 92 gasoline, …

Common mistakes when using hair straighteners

Find out what you're doing wrong when ironing your hair and learn simple and practical tricks to avoid damaging or burning it. Hair straighteners have become an essential beauty ally for many. They allow you to wear smooth or wavy hair without frizz throughout the day. But, we must not forget that it is a …