Equipped with high precision " strain-guage" sensor Safety tempered glass platform Capacity: 3000g or 105oz Graduation: D= 1g or D= 0.05oz Unit: g/ oz Automatic zero resetting Button-press power on Auto-off function Overload indicator Low battery indicator Tare ( add on) function 23-button operation Store data for 926 food items ( according to information issued by USDA) Store nutrition data summation for 99 food items Nutrition data of fat, calorie, fibre, carbohydrate, salt, cholesterol and protein Power: 4× AAA batteries