Motion Activated - Sensitive motion sensor detects any movement within 5-8 meters and activates audible alarm, sound occurs and strobe light turns on. Come with a motion sensor, not only for people but also for pets. Audible & Visible from afar - Siren sound is 110dB, can be heard from 1000m and strobe lighting can be seen from 1000m. Solar charging & Long Working Hours - After fully charged under sunlight, the buzzer can work for about 30 days. No worry about running out of power. 4 unique modes: 24 hours with flash & alarm 24 hours with flash only at night with flash & alarm at night with flash only Easy installation and multi-applications: simply hang the solar strobe alarm on a sufficiently sunny place. The wireless motion sensor strobe light is suitable for the security of dwelling houses, farms, villas, hotels, markets, guesthouses and other places that require security alarm. [WARRANTY] We provide 100% money back guarantee if you are not completely satisfied with our solar powered sound and light alarm. Do not hesitate to contact us if you have any questions.