For electronic measurement of baby's weight just before and just after breastfeeding.The difference between these two weights equals breastmilk intake. Ideal for both professional and home use. Accurately measures breastmilk intake to 0.1 oz (2g) up to 12 lbs. (6000 g) and 0.2 oz (5 g) from 12 to 24 lbs. (12,000 g). Lightweight and portable. Convenient push-button weight measurement and easy to ready LCD display. Automatically compensates for a moving baby. ZERO button compensates for blanket weight. Weights in grams or pounds/ounces. Detachable tray for easy cleaning. Operates on AC power or six C batteries (not included)