Features and Benefits:•A rugged, lightweight steel cart with wheels and convenient storage pocket for scale and hoses allows this portable charging station to be taken almost anywhere•Extruded aluminum manifold with long lasting valve design•240 lb capacity scale with long lasting 9V battery (60 hrs)•R134a 2-Way Manifold with 2 1/2″ gauges•6 CFM Single Stage Vacuum Pump•Electronic Charging Scale•Manual Couplers•Set of HosesA lightweight, durable, steel frame cart that contains all the necessary tools to quickly and conveniently charge the A/C system. No need for different sized charging cylinders with Mastercool’s rugged die cast electronic scale. Simply place the refrigerant cylinder on the scale and charge.Also Available: 98250 Refrigerant Tank Heater