The FireAngel ST-620Q is a white smoke alarm designed for home security. It features a thermally enhanced optical sensor for reliable smoke detection, ensuring safety for up to 10 years with its long-lasting battery power source. Manufactured in the United Kingdom by FireAngel, this model offers a 10-year manufacturer warranty for added peace of mind. Ideal for protecting your home and loved ones, this smoke alarm combines advanced technology with a sleek design to provide continuous fire detection and alert.