Wireless smoke and heat detector for use in residential and commercial premises. With two independent sensors for smoke (optical) and heat (60 to 65°C). Type of detection (smoke, heat, smoke and heat, smoke or heat) can be set using a jumper. Activation is signaled by an LED and an 85dB (A) warning tone (can be switched off). Tamper monitoring (when dismantled) and alarm memory function in the detector. Simple test and muting by pressing the housing. Complies with EN 14604, EN54-7, EN 54-5/A1. Occupies one address in System 9000. Operating temperature: -10°C to +65°C. Power supply: 3x 1.5V AA batteries, alkaline (included). Dimensions: D 126 x 50mm.