STABLE AND HIGH EFFICIENCY: Compact and lightweight design, extremely efficient, very low power consumption and high power output. Maximum output of 12 V (1.5 A): 12 l \/ min, suitable for rapid transfer of diesel and water with stainless steel filter (gasoline or other flammable liquids are strictly prohibited with this pump). STAINLESS STEEL AND CORD 3M: Stainless steel case, 3m long power cables (with 2 * alligator clips) allow easy installation and use (voltage tolerance is 5% and please note the positive and negative). The stainless steel filter net can keep dirt away, never rust and the removable screw adapter allows for easy cleaning of the filter. 38MM PUMP DIAMTER: Car kit oil extractor compatible with the performance of the DC12V car kit and equipped with a power switch for control. The pump diameter is 38mm, while the water outlet diameter is 15mm, which fits the water pipe from 16 to 18mm. POSSIBLE APPLICATION: This submersible pump is perfect for engine oil changes, overfilled tanks, diesel only gears in caravans, speed boats, trucks, tractors, snow blowers, lawn mowers and outdoor electrical devices or pull the water of medium-sized small aquariums. WARNING: 1. If the switch is turned on first and then the pump is submerged in the liquid, the pump will not run. 2. It is strictly forbidden to use gasoline or other flammable liquids with this pump. 3. Please do not use the pump for more than 20mins continuously, it takes about 10-20mins rest after each working time. 4. The voltage tolerance is 5%.