A simple, low cost fire alarm solution for small buildings or areas where a full BS5839 alarm system is not required. Battery operated, no mains required. Combined call point and sounder, can be used individually or with up to 12 units linked to form a complete fire alarm solution. Ideal for use in small retail, warehouses, village halls, temporary buildings, construction sites, portacabins, industrial units, camp sites and marquees. Designed for ease of installation. Resets with a simple key. No glass to replace or spares required. Drop down flag, illuminated LED and 85dB sounder light, compact, industry standard format.