Wireless analogic optical smoke detector with integrated sounder, for Aritech™ analogical panels. Frequency 868Mhz. Includes base and batteries. It is powered by 6 AA batteries MN 1500 LR6, autonomy of up to 5 years. Dimensions: 146 x 84 mm. Certificates: CE and CPR (EN54 parts 3, 7 and 25).