<p>1. You don't have to worry about accidentally scaring your beloved puppy. This collar is soft and comfortable. The collar was used as a training tool rather than a punishment.</p> <p>2. Only vibrations instead of vibrations, beeps, and vibrations are great for attracting a stubborn dog's attention and correcting his bad behavior without hurting .</p> <p>3. With this vibrating dog collar, your dog become obedient and gentle. There are vibration intensity settings to suit different-sized dogs.</p> <p>4. Excellent dog training collar, this dog training collar still work well after your dog .</p> <p>5. The timely response of the collar to the remote , the training collar can immediately prevent the dog from barking, digging, attacking, running away, and other bad behaviors, forming a good training method to help learn or not when the behavior is dangerous.</p> <p>Remote control\/receiver battery: 300mAh\/450mAh</p> <p>Charging voltage: DC5V\/300mA</p> <p>Remote control\/receiver charging time: 1-1 fully . 5 hours</p> <p>Charging interface: Micro-USB</p> <p>Wireless power: 20mW (13DBm)</p> <p>Operating Environment: 32\u00B0F-104\u00B0F, Less than 95%Rh</p> <p>Remote control\/receiver standby time: Remote control: 20 days; receiver: 10 days</p> <p>Remote FM: 433M; </p> <p> (frequency shift key)</p> <p>Receiving Sensitivity: -126DBm</p> <p>Applicable dog breeds: small dogs, medium dogs, large dogs</p> <p>Colour:Black</p> <p>Material:plastic</p> <p>Package Contents:</p> <p>1 x Dog Training Collar</p> <p>1 x Remote Control</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>