Description:Used to fill your flat tank from liquefied gas cylinder. Pipeline is made of high pressure PU pipe. Safe and easy to control. Light weight, convenient to carry. Connect various long air tank, stove and lantern. Specification: Material: Metal+PU + Rubber hose Hose Size (L x W): 102 x 1 cm Transfer Head (Diam x H): 3.5 x 3 cm Flat Connector(L x W): 8 x 3 cm Usage: 1. You need a inflatable valve, a empty flat tank, a liquefied gas cylinder, and a electronic scale. 2. Please make sure that flat tank connection valve is closed before gas charging. 3. Connect the liquefied gas cylinder interface to the cylinder, unscrew the cylinder valve and check whether there is gas escaping. 4. Let the liquefied gas cylinder lie down or upside down, and connect to flat tank. Put the connected flat tank on the scale, open the liquefied gas cylinder knob, then you can see liquefied gas flow in the pipe. 5. After gas charging, please shut all the valves. Package Includes: 1 Piece Propane Refill Adapter Note: Due to the differences between different monitors, the picture may not reflect the actual color. There is 2-3% difference according to manual measurement, please check the size carefully before you buy the item.