The air conditioner is a room air conditioner, which is a unit for providing a change in the temperature of the process air to a space area (generally sealed). Its function is to adjust the temperature, humidity, cleanliness and air flow rate of the air in the room (or enclosed space, area) to meet the requirements of human comfort or process. We have two types PTO pumps, PTO gear pump and PTO vane pump. this kind of pump can driven by truck engine and electric motor. Our PTO pump been used to transfer diesel fuel oil. engine oil, lube oil, lubricating oil , gasoline etc oil. pump small size, great strength, easy operation, low price. Pto Track Oil Gear Pump,Pto Gear Oil,Gear Oil Pump Tool,Pto Track Oil Gear Pump Engine Hengshui Yuanhan Trading Co.,Ltd , https://www.yuanhanpump.com