Je met en vente 10 kg d'or en poudre alluvial et 2 kg en lingot

1.the strong reliability and stability, our products adopts static scanning and modularized technique ,much more reliable and stable. 2.our products include red light , green light and blue light, all the brightness reach 256 grade, and the brightness can be adjusted accordingly. 3.Excellent product quality, the MTBF can be working more 10000 hours in normal condition, 4.strong applicability. Specially studying all kind of environment and