What’s the difference between Mister Freeze and other refrigerants?

All auto tools currently in the market that recharges the car a/c use the pressure gauge to measure the refill. Mister Freeze uses patented Accufill® technology to measure the actual air temperature coming from your vents rather than the pressure which can be inaccurate, especially when it differs from vehicle to vehicle. Refer to our article here to learn more.