Description: Fill your flat tank from liquefied gas cylinder easily. With on-ff switch, safe and easy to control. With transparent and high pressure PU pipe, you can check the gas flow directly. It is a must have for camping, BBQ, outdoor cooking, picnic etc. Usually, Flat Tank Is Disposable. However, The Inflatable Valve Can Make It Reusable ! Specification: Material: Metal + PU Pipe Total Length: approx. 70cm/ 27.6 inch Pipe Length: approx. 60cm/ 23.6 inch How to use Required items: a inflatable valve, an empty flat tank, a liquefied gas cylinder and a electronic scale Make sure that flat tank connection valve is closed before gas charging. Connect the liquefied gas cylinder interface to the cylinder, unscrew the cylinder valve and check whether the gas is escaping. Lie down or upside down the liquefied gas cylinder, connect to flat tank. Put the connected flat tank on the scale, open the liquefied gas cylinder knob, then the liquefied gas flow in the pipe.Please check the total weight. After gas charging, please close all the valves. Package Includes: 1 x Inflatable Valve ( Including Pipe? Note: Please operate in ventilated open space. Do NOT operate under any circumstances with flame. Be sure flat tank ? 340g