The  Bludee model AC400D dual is featuring 95% recovery efficiency for standard and hybrid vehicles and fully automatic function or manual mode.
The AC400D dual machine recover, recycle, evacuate and recharge both R-134a and HFO 1234yf. It has automatic refrigerant refill and oil drain/inject – putting A/C lubricant back into the system. AC400D also built-in  capacities database for all passenger vehicles. One machine will handle two refrigerants. It can quickly switch from one refrigerant to another. 
Input power:AC110V 60Hz.
Compressor:3/8 HP.
Vacuum pump capacity:16Gal/min.
Recovery rate:99% to medium vacuum.
Vapor state refrigerant recovery speed:0.55Lbs/Min.
Gas cylinder volume:22LBS
Drying filter:20oz
Load cell accuracy(oil bottle):+_5g
Load cell accuracy(gas cylinder):+_10g
New and old oil bottle capacity:8.9/13.5oz Max working pressure 290PSI
Color screen:4.3inch 480RGB*272Dots.
Dimension：Packaging in crate 710*660*1190mm (28”x26”x47”); Unpacked machine 610*595*1075mm (24”x23”x46”)
Shipping Weight: Gross in crate 269LBS
One year labor warranty, two years part and three years compressor                                      ~FEATURES
Automatic recovery/recycling/recharge, walk away and return when complete
Automatic discharging used oil/oil drain.
Automatic vacuum helps get to the necessary vacuum level in any condition quickly
Automatic new oil injection shows how much oil was removed from the system during service
Automatic internal tank refill. No stopping to fill the internal tank during service
Comprehensive A/C capacity database
Support Auto Mode: One step to do automatic recovery, recycling, vacuum and recharge
Tank filling with manual or pre-set value options
Onboard electronic scales
Built in thermal printer
Vacuum leak test to identify gross leaks in a system