The Mastercool 98201 High Precision Charging Scale is a digital charging scale specifically designed for refrigerants R600 and R290. It includes a carrying case for easy transportation and storage. Manufactured by Mastercool, this product is designed for use in the HVAC and refrigeration industry, providing accurate measurements for charging refrigerant systems. With a California Prop 65 Warning, users are cautioned about potential chemical exposure during use. Made in China, this model is reliable and efficient for professionals in the field.