Simer 2330 Smart Geyser 1/4 HP Submersible Automatic Utility Pump Checks for water automatically  senses water at 3/4", pumps down to 1/4" Smart electronic sensor  innovative monitor checks for water every 2-1/2 minutes and shuts off when none is detected Corrosion resistant body and garden hose adapter Sturdy thermoplastic construction One-time installation  just plug and pump