How to filling butane? 1] There should be no open flames anywhere in the vicinity of the lighter when refilling the tank. 2] Shake butane canister, Invert the lighter and press outlet nozzle of butane canister against lighter tank port in center of the adjustment valve. Both lighter and butane canister should be vertical. 3] Press the butane canist..

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NOTE: LIGHTER DOES NOT CONTAIN GAS, PLEASE REFILL IT FIRST BEFORE USING. If gas filling is difficult, the smallest end of the adjustment plate can be used to squeeze the filling port and release internal air...