Want to use one of the most advanced testers in the world? Then you want this easy-to-use tester. M-24 precisely determines gold karat values equal to or greater than 9K, 10K, 12K, 14K, 16K, 18K, 20K, 22K and 24K. Battery operated and comes with a two year warranty.

Results in as little as 2 seconds; auto shutoff after each test. 6.3 inches by 4 inches by 1.5 inches. 9-volt battery operated. 2 year warranty. Ideal for determining gold karat values up to 24 karat.

Date First Available: June 27, 2011. Best Sellers Rank: #229,726 in Arts, Crafts & Sewing. Customer Reviews: 3.9 3.9 out of 5 stars 25 ratings 3.9 out of 5 stars. : B0058ED9A6. Batteries Required?: ?No. Batteries Included?: ?No. Item Package Quantity: ?1. Power Source: ?Battery Powered. Style: ?Modern. Color: ?Gold. Is Discontinued By Manufacturer: ?No. Package Dimensions: ?7.72 x 4.49 x 2.4 inches. Item Weight: ?1.25 pounds. Part Number: ?TES-170.00. Manufacturer: ?Eurotool.