The Digital Balances, Models 42118, offer a sand laboratory the speed and accuracy required to perform all weighing applications. All balances feature solid construction, a high contrast display and a large scale surface. These balances also feature an automatic tare key, a quick stabilization time of 2-3 seconds and an automatic internal calibration feature. The Model 42118-04 offers features such as a backlit LCD, internal self-calibration and increased readability. The Model 42118-4 features increased readability and an easy to use graphical display with data output capabilities and an automatic temperature variable internal calibration.