After first tests I can confirm:
Gateway
The board matches exactly the TYGWZ01 pictures of the FCC
The Lidl Home app is a copy of the Tuya Smart with less functions.
Unfortunately I was not able to add the gateway to the Tuya app which would have allowed to use tuyapi
Power strip
In the official app you can toggle the 3 outlets, but USB is always on (as mentioned above), even if main power switch is off.
200 LED strip christmas light IP44
In the official app there is: color with brightness or 16 scenes with following options:
[Name] [Options]
Steady (color)
Snow (color, speed)
Rainbow (speed)
Snake (color list up to 6, speed)
Twinkle (color list up to 2, speed)
Fireworks (color, speed)
Horizontal Flag (color list up to 3, speed)
Waves (color list up to 3, speed)
Updown (color list up to 2, speed
Vintage (color, speed)
Fading (color, speed)
Collide (color, speed)
Strobe (color list up to 5, speed)
Sparkles (color list up to 3, speed)
Carnival (color list up to 6, speed)
Glow (color list up to 6, speed)