Note: 1. This product is a security product, please do not use it for other purposes; 2. The product is powered by solar energy, because it needs to be installed in a place where sunlight can be received; 3. If you don't know how to use it, please contact us! Features: * New type of independent solar powered outdoor strobe siren with sound and light alarm function, no electricity cost, energy-saving, eco-friendly and safe for your family. * Smart alarm: built-in PIR human body infrared sensor, when the intruder enters the sensing area, the device will send out a 120 decibels audible alarm and light flashing visual alarm, threat and prompt. * It can intelligently recognize the repeated shaking of characters and reduce misjudgment. Digital design and judgment, zero false alarm. The patented Fresnel lens is used to effectively overcome the false alarm caused by sunlight interference. * The whole waterproof patent structure is easy to install without debugging and wiring. The mode of flashing in dangerous area and alarming in day and night, suitable for a wide range of sites (such as construction site area, pond, high pressure danger, etc.) * Multiple modes selection, movement detection, 110 detection angle, 9-12m detection distance, can achieve real-time monitoring day or night. Specifications: Power supply: solar charging Type: independent Solar polysilicon panel: 5V*0.6W Static current: 500uA Alarm loudness: 120dB Detection angle: 110 degrees Sensing distance: 9-12 meters Solar charging time: 6-8H Work without interruption: 365 days Housing Material: ABS waterproof standard: IP67 Product size: 135 * 71 * 71mm Package size: 140 * 78 * 78mm / 5.5 * 3.1 * 3.1in Package weight: 218g / 7.7oz Package List: 1* Strobe Alarm Siren 1* Set of Screws 1* User Manual