GJD Emerald 3000 Mk3 Lighting Controller GJD010 The GJD Emerald 3000 MK3 is a stand alone dual area security lighting controller which enables external areas to be accurately monitored and illuminated. Automatically switches up to 3000 Watts of lighting at night for a pre-set period and can be manually overridden when required. Incorporates an audible warning tone and features six detector indicators, which illuminate when activated by detection day and night. Features Accurately monitor areas 24 hours a day Six detector indicators Two areas of lighting halogen or decorative At dusk automatic lighting for timed period Selectable audible beep on detection 30 seconds timed output for additional sounder Manual override of lights Links to alarm system to activate all lights if alarm sounds