Brand: Golden Rice Model: KD9903, KD9905, KD9906 (high-end models) Name: RF collagenometer Operating voltage: DC3.7V, DC7.4V Rated power: 3.0 W, 8.0 W Packing list: 1 host, USB 1 charging cable, 1 instruction. The Jindao KD9903 / KD9905 / KD9906 Multifunctional RF Protein Analyzer is a very good product that has received unanimous user ratings. In 2019, new products will be released for the modernization of the high-performance multi-functional KD9906 / KD9905 / KD9903 RF protein analyzer, which is very powerful, compresses, reduces thin lines, imports nutrients, exports detox and pays a photon. A facelift, pale spots and whitening that changes the face of parents.