ABOUT UMIUmi. Essentials is an brand. A lifestyle brand that seeks to create and promote a wide range of lifestyle products, to help many people enjoy a multitude of different activities. Specifications: - Submersible dirty water pump with float switch - Power: 400W - Oil chamber seal structure gives pump longer duration - PP plastic case - Thermal Overload Protection prevents motor burn because of dry running or impeller block - Maximum Capacity of transferring up to 8000L/H and Maximum lift water up to 5m - Removes water down to 5cm- Flat base can allows for pit installation and automatic operation Included in this Package: - Pump (operating with 220V~230V) - Instruction Manual- Adapter fits discharge hose size 1", G1", 1-1/4", and G1-1/2" by using clamp to fix hose or hose thread Ideal for: - It can be used to quickly remove water from pools, ponds, water tank and other large bodies of water - Irrigating Garden - Draining flood from cellars or basements - Powering waterfalls or fountains - Transferring water from unwanted place Tips: The float switch can be disabled by attaching it on its side slot, so that the pump becomes manually control. With manual mode, pump can drain water as low as possible. If you want the flow be bigger, the height of the water that you pump out should be lower, and using the 1.5inch discharge port. The bigger the flow is, the wider the outlet should be Before starting, tilt the pump to remove all air and wait for 15 seconds If the water level is not enough height for float switch freely floating, you can hook up the floater at "ON" postion, pump can still work, which means manual operation, but make sure that you never let pump be dry running. Othersiew you risk motor to be burned.