Gold Testing 1.Capability: 5-300g 2..Power: 100-240V 3..Display: gram, gold K, %, specific gravity 4..precision balance Jewelry Tester 1.11 Metals analysis 2.Precision:0.1%,1%-99.99% 3.Computer,USB Word Excel report 4.No radiation,Ag Calibrationmini computer to save report by USB Jewelry Tester Analysis Elements: Au ,Ag ,pt ,Pd,Rh ,Ru ,Cu,Zn ,Ni,Cd,In(Gold,Silver,Platinum,Palladium,Rhodium, ...