P3 P7911 Sol Mate(tm) Mole Repeller. Uses State-of-the-art Technology To Repel Moles Gophers Voles Shrews & Other Destructive Burrowing Rodents; Solar-powered & Maintenance-free; Environmentally Friendly - eliminates Use Of Poisons; 1 Charge Yields Up To 7 Days Of Power; Capable Of Operating In All Weather Without Interruption; Solar Panel Is Embedded In Watertight Housing Constructed Of Abs Material; Produces Sonic Pulse Of Approximately 400 Hz Every 30 Sec & Covers Approximately 7 500 Sq Ft. : SIX MONTHS. Dimensions:. Length: 11.5. Height: 2.75. Width: 2.75