This HPL Water Alarm Protects homes from water damage due to leaks, floods and seepage. Ideal uses: basements, garages, laundry rooms, bathrooms, hot tubs. Place near sump pump, washing machine, water heater, sinks, toilets. Water sensor attaches to bottom of unit or can extend 6 feet to remote location. Loud 85dB alarm sounds when unit senses water (lasts up to 72 hrs). Splash and water resistant."Dimension 20x5x10 Material:Plastic Color:white 9V DC battery.1 year warranty as per policy.