[Compatible With M-18 18V Batteries] The cordless submersible water pump is compatible with M-18 18V batteries: 48-11-1820, 48-11-1822, 48-11-1840, 48-11-1850, 48-11-1852, 48-11-1860, 48-11-1862. This mini submersible water or oil transfer pump works with a charger adapter or cable for sump pump use. Battery not included.[Wide Application] This portable transfer water pump is ideal for removing water from swimming pool covers, basements, pits, ponds, windows, rain barrels, boat covers, and more. It is also perfect for irrigation, garden watering, car washing, and other household or outdoor uses.[Efficient Utility] This pump delivers up to 635 GPH maximum flow rate, with a no-load speed of 4500 RPM, flow rate of 30 LPM, and a maximum current of 7A with automatic protection. It handles draining tasks quickly and efficiently with ultra-silent operation. (Note: The switch should not be immersed in water.)[Quality Material] Constructed with full-shell environmental thermoplastic ABS and metal materials, designed to withstand temperatures up to 90°F (35°C), enhancing durability and extending service life. The removable filter features a dense grid design that effectively prevents sediment from entering during pumping, avoiding blockages and ensuring safe, efficient operation.Color: Black Red Material: ABS and Metal Package Contents: 1 x Converter 1 x Clip Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause slight color variations between the image and the actual item. Measurement allowance is 1–3 cm.