Arrived before the announced deadline of 1 week. The packaging is intact. The set is 100% + gift TTL bluetooth board B-91 for communication with a smartphone application. The quality of the signals corresponds to those requested by the manufacturer. Extremely easy to set up and operate. The price is lower than the quality of workmanship compared to other brands. For a home laboratory it is more than enough. I am very satisfied. I recommend !

Arrived before the announced deadline of 1 week. The packaging is intact. The set is 100% + gift TTL bluetooth board B-91 for communication with a smartphone application. The quality of the signals corresponds to those requested by the manufacturer. Extremely easy to set up and operate. The price is lower than the quality of workmanship compared to other brands. For a home laboratory it is more than enough. I am very satisfied. I recommend !

Arrived before the announced deadline of 1 week. The packaging is intact. The set is 100% + gift TTL bluetooth board B-91 for communication with a smartphone application. The quality of the signals corresponds to those requested by the manufacturer. Extremely easy to set up and operate. The price is lower than the quality of workmanship compared to other brands. For a home laboratory it is more than enough. I am very satisfied. I recommend !

I haven't had the chance to test it thoroughly yet. The generator starts up correctly.

Nie miałem jeszcze okazji dokładnie przetestować. Generator włącza się prawidłowo.

I haven't had the chance to test it thoroughly yet. The generator starts up correctly.