Key features

• •Dog Training Collar with 2 Receivers: This shock collars supports 2 channels, you can train your 2 dogs with one remote at the same time freely. The dog shock collar is perfect for people who have two dogs.
• •3 Training Modes: Beep, vibration (level 1-8), and shock (level 1-16), which help your dogs get rid of bad behaviors, such as keeping barking, biting, digging, and aggression. Effective to use!
• •Fit for 15-100 lbs Dogs, Safe to Use: The 7.8-24.8 inches adjustable nylon collar fits small medium large dogs (15-100 lbs). The collar receiver is an IPX5 rainproof, your friend can be protected in rains(Not for swimming).
• •Up To 1000 ft Remote: You can train your dogs in the park, backyard, and anywhere freely. The AAA battery type is not rechargeable and this long-lasting battery life lets you forget the trouble of charging cable and long-time waiting.
• •Humanized Design: The on-off button of the shock collar for dogs is more like a safety lock and can be turned off. When you finished your training, turning off the button can prevent the dog from being shock by the trainer's misoperation.