NO SHOCK - As the built-in microphone sensor detects your dog's bark, it emits a burst of harmless spray aimed towards the dog's lower jaw.
EASY TO USE - Simply insert the battery, switch the unit on, fit the strap around your dog's neck and it works automatically.
SUITABLE FOR MOST SIZES - High quality nylon collar strap is adjustable from 8 up to 24 inches in circumference.
HIGH COMPATIBILITY & LOW RUNNING COSTS - Powered by a 4LR44 battery and tested to be compatible with Petsafe, Dogtek and most other citronella refills available, which all can be purchased on Amazon..
INTERNATIONAL WARRANTY - 1 Year International Warranty by Barkguard, backing our high quality products.