With The Campingmoon Outdoor Camping Butane Gas Refill Adapter, You Can Fill A Product Details ?This set contains 3 items?1) Gas Refill Adapter for EN417 Lindal Valve Z15; 2) Adapter Z11 for converting nozzle type butane canister to EN417 Lindal Valve canister; 3)Adapter Z22 for 1Lb Propane Tank.? This set of adapter Z11 + Z15 + Z22 can let you refill isobutane gas to small 16oz/1lb propane gas tank. ?Gas Refill Adapter Z11/Z15?USES:Can shift isobutane gas or butane from Lindal Valve gas canister or nozzle type butane canister to Lindal Valve gas canister. It is a useful tool for your camping, backpacking, hunting, BBQ, barbecue and other outdoor occasions. *OUTDOOR USE ONLY* ?Gas Refill Adapter Z11/Z15?Three ways to use this set as you need. 1.Use butane gas canister adapter Z11 to convert nozzle type gas canister to EN417 Lindal Valve. 2.Use gas saver multi-adapter Z15 to transfer fuel from EN417 Lindal Valve canister to EN417 Lindal Valve canister. 3.Use the two adapters together to transfer fuel from nozzle type canister to EN417 Lindal Valve canister. ?Adapter Z22?USES: Convert 16oz/1Lb Propane Canister to EN417 Lindal Valve Canister, very efficient. FEATURES: Small size. Equipped with a CHECK VALVE for safety use. *OUTDOOR USE ONLY* Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.