Tera Pump TRFA01-XL Portable Utility Battery Operated Fuel Transfer Pump. This multi-purpose pump will transfer liquids at a flow rate of 2.3 gallons per minute. Features an auto stop overfill system. Operates on 4 AA batteries, Not Included! Emergency power feature allows you to use 2 AA batteries in an emergency situation, but recommended you use all 4 AA batteries under normal conditions. Advanced build prevents leaking from pump head during fuel/liquid transfer. This enables liquid transfer without the need to securely attach to a container spout. Includes a four pack of gas can adaptors. Gas can is not included. Compatible liquids for this pump are gasoline, DEF, Kerosene, Antifreeze, Diesel, Windshield Wiper Fluid, Light Oils, Mild Detergents, Non-Potable Water, and agricultural chemicals.