The Mastercool Semi-Automatic R-134a RRR Machines, Nos. COMMANDER1100 (110V) and COMMANDER1100-E (220V), are design certified for compliance with SAE J2788 and has a 10” color command center with a touchscreen. The machines have a programmable automatic vacuum leak test and manual procedures, as well as multiple languages to choose from during setup. Additional features include an auto oil discharge, an auto and manual air purge, an auto filter and full tank alarm, a low refrigerant alarm, large analog gauges, an on-board unit conversion calculator, a 3 cfm vacuum pump, hose coupler storage, a hard-wired power cord, durable wheels with locking caster, and a Mastercool dust cover.