Weighmax Digital Pocket Scale 650g x 0.1g for Precious Metal, Jewelry, Laboratory, Diet, Hobbies (BX-650C) Measures in Grams, Ounces, CT, OZT. Capacity: 650 grams. Graduation: 0.1gram LCD screen with Luminescent light for better reading Tare function; Energy-saving Auto shut off Highly Accurate Runs on 2 AAA batteries (included); 10 year warranty included