The Mastercool COMMANDER4100 Arctic Commander 2.0 Automatic R1234yf and Hybrid Recovery/Recycle/Recharge Machine with Refrigerant Identifier is focused on an intuitive design, elevated efficiency, and improved performance. The function screens are highly detailed and the command center itself boasts a spacious 10 inch color touchscreen display. This unit will recover 98.5% of the refrigerant in a vehicle which exceeds the SAE standards for purity for quick operation speeds. The COMMANDER4100 has undergone rigorous ETL testing for high levels of precision. The official test results demonstrate a high accuracy level with desired charge and recovery quantities achieved with an 1 gram deviation.