The INFICON Wey-TEK Refrigerant Scale measures in lbs./oz, kg or decimal lbs. With a durable weighing platform and simple controls, this refrigerant scale offers a large LCD for easy viewing, even in direct sunlight, and an auto shut-off after 20 minutes to conserve battery. Other features include a high-accuracy load cell that won't drift, as well as automatic and manual zeroing. The Wey-TEK Charging Scale provides power to the scale and displays target charge and total refrigerant transferred. The charge/hold key allows interruption of the charging process. Programmable in 1/4-oz. increments with a 1/4" refrigerant flare fitting. Both parts come with a one-year replacement warranty. Weighing platform and control handpiece can each be purchased separately.