NOTE: 1.when the oil pump work, first of all, the clean pump should be put in the oil drum, not allowing no load operation. 2.pumps for corrosion protection, can not be used to transport chemicals liquid. Strictly prohibit the transfer of gasoline, alcohol and other liquids. 3.Prohibited transportation of gasoline, alcohol and other liquids. 4.correctly connect the positive and negative poles of the power supply. Must be fully immersed in the bottom of the pump in the use of liquid. Continuous working time is not more than 30 minutes This product is mainly used for refueling and transporting self-powered vehicles such as mining machinery, construction machinery, bulldozers, loaders, excavators, harvesters, etc. The pump has the advantages of fast self-priming, high lift, large flow, large power, small size, and convenient carrying, etc., which greatly saves the time for refueling and transporting. Product Description Voltage: 12V DC Power: 60W Flow:30L/Min Pump body: 51MM Outlet: 19MM Wire: 5M Material:Metal colour:As shown Package Contents: 1 x oil pump 1 x oil pipe 1 x fuel 2 x clamp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.