Smartbot Submersible Water Pump, Flow Rate 3600 GPH, Max Lift 30 ft, 1/2 HP, 6 Hose Kit, Small Portable Electric Utility Pump, Auto-Flo Automatic Switch, Knock Over Operation, Dry Run Protection More Power, More Speed: Pumps water 1.9X faster than other pumps. with an open impeller, flow rate of up to 3600 GPH and max hydraulic capacity of 30 ft, this 1/2 HP submersible water pump can make standing water disappear quickly, eliminating the danger of flooding. Auto-Flo Technology Saves Time and Effort: Smartbot's US patented Auto-Flo sensing technology detects rising water levels and automatically pumps out water, eliminating the risk of water damage. When Auto-Flo detects a water level of 2 (approximately 50.8 mm), the water pump is immediately turned on. When water level drops to below the normal level, Auto-Flo shuts down the pump to protect the motor from burns due to dry running. Knock Over Operation & Dry Run ProtectionWorks automatically even when accidentally knocked over. It monitors the water level and stops automatically when the surrounding water level drops to a normal level or if it encounters a blockage. The sensor prevents the machine from dry running and eventual machine failure. Portable and Efficient: Small But Mighty at just 8 x 7 x 10 inches. You can easily carry the Smartbot from the basement to the garden or pool at any time, to effectively drain all the water. 6 Adaptors (2 x 2, 1.5, 1.25, 1, 0.75 in.): 6 adaptors depending on the urgency and speed required for draining water. Our largest 2 in. adapters need 2 in. water pipes to achieve a max 2800 GPH of pumping water, which requires a 2 in. hose. Smartbot can handle different types of water including clear water, rainwater, spring water, river water, lake water, etc (with up to 1/4 in. Diameter Solids