2nd Remote Head for MGD-10XL Provides protection against accidents caused by Gas/Propane spills or leaks. Remote sensor monitors bilge/engine compartment during and after fueling. Install sensor in galley or LP tank locker to protect against propane leaks. Features: * Sight and Sound Alarm Indicator. Dual signaling sounds an alarm and activates warning light * Marine Proven * Exclusively designed for the harsh marine environment * Smart Sensor * Detects the build up of explosive gases * On/Off/Test * For one touch analysis of detector performance * Money Saving * Qualify for marine insurance discounts