D.T. Systems Mini Dog No Bark Collar Flea and Tick Collar has a 2hour quick

Collar has a 2hour quick charge and a Low-battery indicator

Your dog will learn to associate his barking with the unpleasant high-pitched sound (inaudible to most humans)

watch the birds

Keeps your pets off the ground

Large cardboard surface area encourages appropriate scratching and natural clawing instincts

D.T. Systems Mini Dog No Bark Collar Flea and Tick Collar has a 2hour quickFeatures: Built in Magnetic ON OFF system. 8 different intensity levels. Vibration Sensor only picks up vocal cord vibrations eliminating unnecessary 'shock' from extraneous noises or dog's tags. Data Memory System saves last used intensity setting. Completely waterproof. Features: Digital system with micro processor Adjustable collar fits extra small to extra large dogs Replaceable 6 volt battery System delivers 1 2 second corrective stimulation