The multiple strobe effect described here, I could not tell in person.
Whether the LED lamps have really 5W, can not be seen. It sticks only a sticker with "G9 51x2835SMD" on the respective individual packaging (see photo).
The 4 LED lamps met after only 3 days in a padded envelope a (2-packed, see photo). An invoice or other documents (delivery note, return receipt) were missing completely! As the return address ("Return Email Address") is printed on the envelope a company PEWE in Gummersbach - with the words "Only senders, not a salesman."
Well, let's see, how long do these LEDs really ...