... china cells. 2.Has resistance welded gold plated contacts for maximum performance. 3.Provides excellent discharge characteristics. 4.Uses high impact ABS ... ,PT668,PT4200,PT558KB-33L fits Kirisun PT3300,PT3800,PT3500 PMNN4066A Li-ion Battery For XPR6300,XPR6350, DP3400, XBR6500, DGP4150 etc...