Yamaha - Siren Marine Wireless Battery Sensor - Siren 3 Series - SM-WLS3-BATT-917 - 6X8-85B21-00-00

Features:

• Monitor battery voltage with the Wireless Battery Sensor, and never worry about a dead battery again
• Attach the Battery Connector to one of your boat's batteries and plug the other end into the Wireless Module
• Link the module to the Siren 3 Pro or Plus and receive alerts if the battery voltage exceeds or drops below a preset level
• Ideal for monitoring multiple batteries on a boat
• Includes Wireless Sensor Module and Battery Connector with 3 feet of wire
• Wireless Frequency: 900 MHz band
• Range Up to 200 feet
• CR2430 Lithium Cell Battery, life Up to 2 years
• Mounting bracket with adhesive strip and mounting screws included
• IP67 Waterproof, FCC, CE 
• Compatible with the Siren 3 pro and Plus only.
• M.P.N: SM-WLS3-BATT-917
• Please Note: Mounting wireless sensors onto metal material (i.e. metal doors and walls) may obstruct connectivity to the Main Device.

6X8-85B21-00-00 - Wireless Sensor 3 Battery