Product details:
●Suitable for R-12 /R-22 /R-134A/ R-407C /R-502/R-507/R410A/R404A
"Dynamic Off-set" bar graph clearly shows modulation of control valves
●Auto zero key eliminates manual recalibration
●Includes vacuum readings at low side
●Easy to read LCD screen with 4 large digits
●LCD holds all the time with low battery indicator to preserve battery life:
●Upgradeable for new and additional refrigerants
●Splash resistant and wide temperature range for indoor & outdoor use; case resistant to typical oils, acids and sun exposure
