Second Gen TERAPUMP TRFA01 - No More Gas Can Lifting/Fuel Transfer Pump Fitting numerous Gas Cans (Advanced Auto-Stop Funtion and Flexible in and Out Take Hose) Improvements and Updates: Longer hose (25" to 35") / More Poweful Motor (20% up) / Fuel More Resistant Plastics Size: 14 x 6 x 3.5 Weight: 1.2LB / Transfer to several outlets like gas can / vehicle/ lawn mower so on! 3 gallons per min / Requires 4 AA batteries (which are not included) / Flexible Intake hose / No-spill Auto-Stop Nozzle Fits Most North American Fuel Plastic Cans with 3 different adapters size (included) No Mess No Worries No Hassle - Sit Back and Relax! Suction Hose with Impeller Simple Power Buttons Uses 4 AA Batteries (Not Included) Transfer Rate of 2.5 ~ 3 Gallon Per Minue Find the <span class="a-text-bold"><span class="a-text-italic">adapter</span></span> that is the best fit and make sure it is fastened tighly to your supply tank. Insert intake hose through the <span class="a-text-bold"><span class="a-text-italic">adapter</span></span> and fasten the pump&#039;s<span class="a-text-bold"><span class="a-text-italic"> joint nut tightly.</span></span> Attach the<span class="a-text-bold"><span class="a-text-italic"> discharge hose t</span></span>o your<span class="a-text-bold"><span class="a-text-italic"> receiving tank </span></span>using<span class="a-text-bold"><span class="a-text-italic"> clip, </span></span>make sure the<span class="a-text-bold"><span class="a-text-italic"> discharge nozzle </span></span>is in a vertical position. Start the flow of fuel by pressing the <span class="a-text-bold"><span class="a-text-italic">ON</span></span> button After automatically stopping, bring the discharge hose up above the tank to drain the excess fuel or liquid back into the<span class="a-text-italic"> <span class="a-text-bold">supply tank</span></span>. Put the <span class="a-text-bold"><span class="a-text-italic">discharge nozzle</span></span> in discharge nozzle compartment and lock into place with the clip.