3 scenarios,Available Different Application RequirementsPrevent barking dogs,use Vibration or Ultrasonic modes effectively prevent dog barking ;Form habits quickly,use Shock modes to train your dogs ,combined with Instruction,if you afraid of hurting your dogs, you can use the Vibration modes instead of Shock modes;Drive away fierce dogs,using Ultrasonic modes to drive away approaching fierce dogs, up to 50ft.

4 Humanized, Effective, Safe Training ModesOur dog shock collar features 4 humane training modes: Beep(1-8 levels), Vibration(1-16 levels),Shock(1-99 levels) and Ultrasonic(50ft). Whether you're teaching basic obedience indoors or stopping excessive barking during outdoor walks, you can control your dog and avoid other fierce dog.Protect your dog while also safeguarding you from attacks.

2000FT Range & 2 Channel,Wider coverageOur dog training collar covers up to 2000FT allowing the dog to roam farther, making it easy to train your dogs indoors or outdoors.With dual-channel, 1 remote supports 2 receiver collars, and you can train 2 dogs at the same time.Besides, it has a memory function without resetting it.

IP67 Waterproof&Dustproof,NOT ONLY WaterproofThe dog barking collar have Dustproof level 6 and waterproof level 7,you can play with your dogs at anywhere and anytime, including Rainy daysswimmingbathingbeachesdeserts and so on.

Fits 97% Sizes of DogsSuitable for neck sizes from 8 - 27 inches and weights from 8 - 150 lbs dogs. Our dog shock collars are suitable for 97% large dogs, medium dogs, and small dogs. This collar strap is made of nylon to protect your dog comfortably.The lightweight collar design reduces your dog's burden.

Long Battery Life & Fast ChargingThis electric dog collar can be charged using 2-in-1 Type-C within 2 hours,the collar holds a charge for up to 35 days of standby time and the remote 100 days.Don't worry about replacing the batteries,dog training collar battery can be repeatedly charged and discharged for use, with a usage cycle of up to 300 times.