PetSafe Deluxe Little Dog Bark Control Collar

Inhibits nuisance barking with self adjusting correction. Features: Nano Technology - the smallest bark collar available Patented Perfect Bark technology ensures your dog's bark is the only sound that will cause the correction Automatic Correction Level adjustment called Temperament Learning Ten levels of Light-Touch correction QuickFit buckle provides a quick release and perfect fit every time (patent pending) Durable, waterproof Receiver Collar Two color LED for good/low battery indicators Lifetime Limited Warranty General Info: 10 levels of correction Progressive correction feature increases correction to next strongest level if dog continues to bark Safety time out will shut off the correction for 3 minutes if the dog barks more than 15 times in 30 seconds Uses vibration sensor to sense for barking Not recommended to use for more than 8 hours at a time Receiver Collar Specs: Height: 1.06" Width: 1.65" Depth: 1.42" Weight: 2.0 oz. Uses a Petsafe Battery: RFA-188 Waterproof Adjustable collar for neck sizes up to 16" Operating Guide