Used to fill your shallow tank of cylinder This section of valve connection with brass and stainless steel, safe, convenient and easy to control With parent and high-pressure PU tube you can directly check the gas flow Small size for comfortable carrying, it is a must for camping, BBQ, outdoor cooking, picnic, etc Normally, a flat tank is , but the inflatable valve can reusable Material: PU tube and copper colour:silver Total length: . 70 cm or 27.56 inches How to use: 1. You need an inflatable valve, an empty flat tank, a cylinder and an electronic balance. 2. Please make sure that the flat tank connection valve is closed before the gas filling. 3. Connect the cylinder interface to the cylinder, unscrew the cylinder valve, and check for gas escaping. 4. Leave the bottle lying or turned over and connect to the shallow tank. Place the connected flat container on the scale, open the cylinder button, then you see the flow in the pipe. 5. After charging the gas, close all valves. Package Contents: 1 x inflatable valve Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.