The XG-SD020 Wireless Smoke Detector is a highly reliable and maintenance-free fire detection device that offers early and accurate smoke detection for a wide range of environments, from residential homes to commercial buildings. Using advanced photoelectric technology, the detector responds quickly to the presence of visible smoke particles, ensuring rapid warnings through its loud buzzer and LED indicator. Its built-in 3V lithium battery delivers 10 years of continuous operation, eliminating the need for regular battery changes. With ultra-low standby current (<10μA) and operating over 433MHz wireless (eV1527 protocol), the XG-SD020 integrates seamlessly into modern wireless alarm systems. Certified under the EN14604 European safety standard, it guarantees a high level of fire protection compliance. Designed for homes, apartments, hotels, schools, and offices, this smoke detector provides peace of mind and reliable fire safety protection with zero maintenance hassle.