Power supply: DC9V battery Working temperature:-5-55 degree Detecting angle: 360 degree Place of installation: 2.4m (above the ground), detector diameter 4.8m Place of installation: 4.5m (above the ground), detector diameter&...
It can be used independently to alarm, or can be used with the system to send the signal to the main panel. Self-detecting, with high reliability, 9VDC battery included, -10°C - 45°C working ...