The same quality as our other Ohaus balances, this balance is precise to 0.001 g and comes with a draft shield for extra precision. The balance has a 120 g capacity and a 3.6" (9 cm) pan diameter, making it perfect for upper level chemistry classes where precision is necessary. Includes a large, easy to read LCD display. Runs on either the included AC adapter or 4 AA batteries (not included). (AC adapter runs on standard North American line current, 110 volts 60 Hz)These Ohaus Scout-Pro Balances come with a 5 year Manufacturer's Warranty. Please allow additional shipping time. Express shipping may not be available.