I bought a few of these (JK29LP) to use as IoT buttons when they were on an offer. I found that not associating them with a product, the credit could be used fo

I bought a few of these (JK29LP) to use as IoT buttons when they were on an offer. I found that not associating them with a product, the credit could be used for normal Amazon purchases. I am now using a couple of these to control Yeelights via Node-Red, the latency is similar to a IFTTT recipe. https://www.youtube.com/watch?reload=9&v=65G7ApQYlmA https://www.youtube.com/watch?reload=9&v=65G7ApQYlmA https://ifttt.com/yeelight https://ifttt.com/yeelight