【Oil Transfer Syringe】--Capacity: 500ml, Comes with 20cm+22cm transparent soft suction hose with 6&8mm diameter. 【Transparent Body】--Made of transparent EPDM plastic, Translucent body allows easy inspection of oils and fluids. With scale can check the condition of the extraction liquid at any time to better control the extraction amount. 【Locking Design】 Simply push the hose into the end of the pump and it automatically locks in place. So you never have to worry about it tearing off or blowing out when using the pump to fill things. 【Easy to Use】 A simple syringe-like action using the hand fluid extractor pump can extract and fill fluid in two directions through the differential extractor distributor quickly and easily. Ideal for emptying or filling the main reservoir and other reservoirs. 【Wide Use】 This product has chemical resistance and oil resistance. Suitable for brake fluid/coolant/gear oil/oil/hydraulic system/water or power steering fluid. Ideal for extracting or changing