12 Volt Diesel Transfer Pump * Use: Sucking and transferring diesel fuel from one tank to another. * Connection: With 12-volt car battery clips. * Equipped with an on/off switch. * Metal suction filter (the visible mesh piece next to it) to prevent dirt from entering. * Portable and easy to transport. Operating Method 1. Connect the red clip to the positive battery terminal (+). 2. Connect the black clip to the negative terminal (-). 3. Install the suction hose with the filter inside the diesel tank. 4. Install the outlet hose into the other tank. 5. Turn on the switch