​Electronic alarm monitor for detecting pet urine spraying and marking. Includes Alarm Unit and one standard 4.5" x 2.8" urine sensor. 


Specifications, Alarm Unit


  • Size 2.7" high x 2.3" wide x 1.1" deep (69mm x 60mm x 29mm)
  • Weight: 3 ozs ( 85 grams) with batteries
  • Powered by 3 replaceable AAA batteries (included). Life expectancy > 1 year. Unit beeps ~ every 30 seconds when battery low
  • Alarm duration: ~ 9 seconds; red lite blinks until unit power is reset
  • Alarm amplitude: High setting, typical 105 to 110 dB at 10 cm distance. Low setting, typical 95 dB at 10 cm distance
  • Alarm frequency: 2.8 to 4.2 kHz​​
  • Includes P/N 4029 Alarm Monitor & P/N 9079 Standard Sensor

SprayAlert Alarm System

SKU: 860002112909
    • Easy to use... mount sensor, plug cable into alarm unit and turn on
    • Responds immediately to pet urine
    • Catch pet in the act, the best time to influence behavior
    • Place in spots when your pet habitually marks
    • Can be mounted where needed: walls, furniture, flat or vertical surfaces
    • Small and portable, battery powered (batteries included)
    • Semi-transparent urine sensor not obtrusive to the pet
    • Waterproof and rinseable/reusable urine sensor, comes with 3 foot cord
    • Two urine sensors can be used with one alarm unit to cover multiple areas
    • A good training candidate is a dog that is marking habitually, in a few spots or less. 
    • Please note that the SprayAlert is not recommended for addressing cat behavior issues. See​ Cat Spraying and Marking for more information  
  • ​Shipping is flatrate $6.00 per order via USPS Priority Mail.

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