This Tri Electronics gold tester provides easy to read digital results at a more economical price.
This Tri Electronics gold tester provides quick, accurate results, using the same liquids as more expensive Tri-Electronics units. Reads 6K to 18K as the GT3000L, and 6k to 24k as the GT4000L. Tests yellow, white, green and red gold in seconds. Battery operated. Comes with a 1 year warranty for GT3000L, 2 years for GT4000L.