Hi, I just bought my first smart light bulb, a Tapo L520E. When I turn off the light bulb after it has been on for hours I notice that it makes a strange sound. It's normal?

I have 4 L530E light bulbs for the front of my home. I have a Theme setup for them to cycle Red and White for Christmas the unfortunate thing is each time I turn the lights on the default regular sett

Sorry if this has been asked. Doing some research and it comes down to Deco M9 plus or one other and I was wondering what happens after the free 3years on the homecare?? I would assume you stop gettin