SportDOG Brand NoBark SBC-8 Bark Control Collar - Static Collar with Progressive Correction - Waterproof - Static Stimulation - Dogs 8 lbs & up

SILENT PARTNER TECHNOLOGY: This bark collar detects barking by using our patented technology that quickly determins your dog's unique barking style and filters out all the rest to avoid any false corrections.Batteries : Replaceable 6V battery (4L R44), Lasts 200 hours per battery,PROGRESSIVE CORRECTION: Static correction starts at the lowest level and increases each time your dog barks within 30 seconds of the previous bark. Total of 8 levels of static stimulation,SIZING: Collar fits dogs 8 pounds or larger with neck sizes 5" - 22",WATERPROOF: SBC-8 is waterproof and submersible up to 25 feet using DryTek technology,AUTOMATIC SHUTOFF: Yes, correction automatically stops after 80 seconds,Batteries : Replaceable 6V battery (4L R44), Lasts 200 hours per battery