Product Features:
1. Equipped with 2 windows for new oil and used oil comparison, to inspect and replace the used oil completely.
2. Equipped with 2 pressure gauges, to inspect the new and used oil pressure.
3. Vehicle DC 12V battery power supply and other voltage can be customized.
4. Strong compatibility by offering a variety of joint and adapter, service for ford, Cadillac, and other types.
5. Functions of manual control for new oil recharging, used oil recovery, circulation clean and equal exchange.
