600 gram Electronic Coin Scale and Warranty-Weigh Ounces, Troy Oz, Penny Weight &#9989; Choose From 4 Different Modes!: Gram (g), Ounce (oz), Troy Ounce (ozt), Pennyweight (dwt) &#9989; Capacity x Accurcary: 600 x 0.1 g; 21.2 x 0.005 oz; 386 x 0.1 dwt; 19.2 x 0.005 ozt &#9989; Crystal clear, durable plastic cover protects weighing platform when not in use; Doubles as an expansion tray &#9989; Shipped to you New-in-Box; Includes 2 FREE "AAA" batteries, Instructions, and Lifetime Warranty! &#9989; Ideal GIFT for coin collectors, bullion vendors, gold enthusiasts