【Multi-Functional Deterrent】Combines infrared sensor with ultrasonic waves, sound, and flashing lights to effectively deter various animals and protect your outdoor spaces. 【Flexible Operation Modes】Choose from four modes: 24-hour ultrasonic and light alarm (Mode A), night-only activation (Mode B), continuous sound and light alarm (Mode C), and night-only operation (Mode D). 【Dual Power Options】Utilizes solar energy for sustainable outdoor use, with USB charging backup for extended cloudy periods or indoor security applications. 【Weather-Resistant Design】Features IP55 waterproof rating, ensuring consistent performance in harsh weather conditions and providing reliable property protection. 【High-Intensity Alarm】Emits a powerful 129dB alarm sound with 6 flashing red LEDs to effectively startle and deter unwanted animals. 【Wide Detection Range】Senses movement within 5-8 meters (depending on ambient temperature) with a 125-degree horizontal sensing angle for comprehensive coverage. Specifications: Material: ABS Solar Panel: 5V*80mA monocrystalline LED: 6 flashing red LEDs Charging Methods: Solar charging / DC 5V charging Charging Time: 6-8 hours (varies with sunlight intensity) Working Time: >150 30-second alarms per charge, 8-10 rainy days operation, >300 days standby when off Alarm Volume: 129dB Waterproof Rating: IP55 Battery: Built-in 3.7V 400mAh with overcharge and over-discharge protection Detection Range: 5-8M (temperature-dependent), 125° horizontal angle Dimensions: 12 x 7.5 x 6.9cm Modes: 24H ultrasonic/light alarm, Night-only ultrasonic/light alarm, 24H sound/light alarm, Night-only sound/light alarm