18x24 inches

DOG BARK CONTROL CHIP we have upgraded chip. 7 adjustable sensitive level can be customized for any breed of dogs. adjustable anti bark collar , High-quality nylon strap with reflective stripes is easily adjustable and this stop barking control collar is suitable for dogs weighing 11 to 110lb with.
USB Rechargeable Rainproof Equipped with a built-in USB rechargeable battery can last rechargeable battery can last about 14 days for regular use. You can charge the bark collar with your laptop or mobile phone adapter and don’t need an extra adapter.Rainproof in rain.So your dog can enjoy running in the rain but swim with anti-Barking Collar is not suggested.
Suitable for all size dog within 6-120LBS 7.9-23.6inch adjustable strap makes it suitable for all small/medium/large dogs between 6lb-100+lb. Make sure the strap fits your dogs tightly but not make it uncomfortable.