High Bilge Water Alarm - Surface Mount - Black. Features: Visual and Audible Alarm Indicator. Dual signaling before maximum bilge water conditions exist — sounds an alarm and activates a warning light. Marine proven and exclusively designed for the harsh marine environment. Sensor has been used in bilges for over 15 years and is not affected by fuel spills or other chemicals. Float sensor monitors bilge for high water and will not false alarm from morning dew, high humidity, splashes, hose overspray or buildup of oil or contamination. Microprocessor controlled eliminates false alarms from rough seas, chop and vibration. Test/Mute button tests alarm with a push of a button and mutes alarm while the boater investigates the problem. Easy installation — install at the helm or in the cabin. Compliant with ABYC Standard H-22. Additional product details from marketplace: Mounting Type: Wall Mount; Material: Plastic; Color: Black; Size: One Size; Included Components: Great Product; Number of Items: 1; Suggested Users: unisex-adult. Item Dimensions LxWxH (marketplace): 0.2 x 7 x 4 inches. Item Package Dimensions LxWxH (marketplace): 7.8 x 4.45 x 3.31 inches. Package Weight (marketplace): 0.2 Kilograms (approx. 7.05 ounces).