Strikeback Ultrasonic Repeller Twin Pack

• Uses advanced ultrasonic sound technology to emit sound waves which are outside the hearing range of humans, but which many rodent and insect pests are sensitive to
  
• One repeller required per average sized room
  
• Chemical free, no re-fills required
  
• Harmless to children, cats and dogs
  
• Supplied in retail gift box or in a retail clam
  
• 30kHz – 70kHz frequency output
  
• 115 dB sound output
  
• Click free operation