Hey guys

I am looking to buy this: http://www.stagelasers.com/new-items-four-head-10w-rgbw-led-white-beam-moving-head-with-strobe-effects
I hope you have time and inclination to check the specs if it is decent and say what you think about it.I'd like to use them for many years.It ...

Can you help me decide among these three LED Waterproof Par Lights please?
First, I'm buying from China.

Second, my budget is 50€ max, so if you have a different recommendation please tell me.

Now, this is what I have narrowed my search:

Outdoor waterproof led par can stage lighting, (32€, free ...