CLEANRTH TSBR620 Super Advanced Sonic/Ultrasonic Bird Repeller w/Triple Scan Technology Triple Scan Technology Detects Birds 115 Feet out for 12,000 Sq Ft of Detection - 2x the TSBR610! High-Intensity Adjustable Sonic/Ultrasonic Bird-Repelling Sounds cover 12,000 SqFt of Open Area Bird-Startling Strobe Lights & Super Powerful Sonic/Ultrasonic Bird-Repulsing Sounds Three Adjustable Modes: Always Off | Detection Mode (Turns On as Bird Intrudes Area) | Always On Water Resistant | Battery/Plug-in | Wall Mount/Free Standing | 1 Yr Money Back Guarantee/Warranty