N911U Outdoor 360 Degree Sensor Sound and Light Alarm Animal Repeller 1. Material: Metal shell + environmentally friendly ABS 2. Waterproof rating: Outdoor waterproof 3. Charging method: Solar charging DC charging 4. Charging time: Solar charging for over 6 hours, DC charging for less than 2 hours (DC 5V x 1A) 5. Functions: Level 1 (A) 24-hour sound and light sensing, Level 2 (B) 24-hour light and silent sensing, Level 3 (C) nighttime sound and light sensing, Level 4 (D) nighttime light and silent sensing 6. Operating time (fully charged): Over 100 sensing cycles 7. Sensing distance: 5-8 meters (affected by ambient temperature) 8. Sounds: 13 voices, including dog barks, gunshots, wolf howls, gongs, eagle calls, firecrackers, lion roars, pig slaughtering sounds, explosions, beeping alarms, car horns, alarms, bells, and whistles, with three adjustable volume levels 9. Battery capacity: 4000mA3.7V 10. LEDs: 6 flashing red LEDs 11. Solar Panel: 5V x 3W Polycrystalline 12. Suitable for gardens, orchards, construction sites, farms, warehouses, and other locations requiring security alarms and wildlife repellent 13. Recording: Repeatable recording, up to 20 seconds per recording, with two repeats per sensor 14. Remote Control Range: Wireless remote control range of 10 meters to a maximum of 100 meters (distance affected by obstructions and interference)