6L Pneumatic Air ATF Auto Transmission Fluid Extractor Dispenser Refill Pump Tool Kit With 13pcs Adaptor For Benz VW AUDI FORD Use to extract , transfer and dispense fluid quickly , safety and cleanly. Non-spark , one man in same step can operate. Provide with the safety valve , pre-setting 43 psi (3 Bar), the exceed pressure will be relief automatically. Provide with the pressure gauge , can be read & control the pressure in the tank more easily. Provide 2 way control valve for dispensing more safety.