1,[APPLICABILITY] --- Propane replacement adapter, designed for Russia, Germany, Ukraine, Belarus and other European countries. 2,[SAFETY CONNECTION] --- The camping gas adapter has an automatic closing function. When connected to a long tank, it will not leak even if it is not connected to the furnace. 3,[PORTABLE APPLIANCE TO PROPANE TANK] --- Hose with adaptor fitting let you hook your propane required propane appliance with tank or lager by connecting this adaptor, allows connection to more fuel. 4,[EASY TO CARRY] --- Light weight. Great accessory for outdoor camping, picnic, BBQ, etc. Product parameters: Product Name: Flat Gas Tank Inflator Switch Adapter Material: metal hose Weight: 126g（about） Product size: length 60-65cm Packing size: 13*10*2 (the foldable size can be smaller) How to use it: 1. You need an inflation valve, an empty flat tank, a liquefied gas cylinder and an electronic scale. 2. Before inflating, make sure the flat tank connection valve is closed. 3. Connect the liquefied gas cylinder port to the cylinder and unscrew the cylinder valve to check for gas escape. 4. Turn the liquefied gas bottle upside down or upside down and connect to a flat water tank. Place the connected flat tank on the scale, open the liquefied gas cylinder knob, and then you can see the liquefied gas flow inside the tube. 5. After inflating, please close all valves. Product List: 1 x camping gas adapter