About this item:Anti Barking Device:Hyperhush Pro - Anti-Bark Traineris a professional device for Dog Training and Dog Bark Control. The emitted by the bark control device can attract the attention of dogs and help prevent dogs from barking, digging, scratching, biting, climbing on furniture and other unwelcome behaviors. (For the best training results,please ensure continuous use for more than one week).Powerful and Easy To Use: Hyperhush Pro - Anti-Bark Trainer not only trains your dog, it also stops other dogs from approaching you while walking, jogging or biking. Just press the button and point the device at the dog while the dog is barking or approaching you, and the dog will stop their bad behavior.Longer Control Distance, Portable Size : The control range of bark is 32 ft. The small dog barking along with a wrist strap is convenient for you to carry anywhere and easy to use Outdoor & Indoor. (For the best training results,please ensure the device is used within the effective range).Quick USB Rechargeable:Hyperhush Pro - Anti-Bark Trainer control device is using an USB charging method rather than the traditional battery-driven device. fast charging and works for about 2 Hours continuely, no need to worry about running out of electricity and no place to charge.Portability, Safety Design: Compact And Lightweight For Easy Portability, With A Built-In Safety Lock To Prevent Accidental Activation. It Also Features A 10-Second Auto-Off Function For Enhanced Safety And Energy Efficiency During Use.Feature:1.Anti Barking Device.2. Powerful and Easy To Use.3.Longer Control Distance, Portable Size.4.Quick USB Rechargeable.5.Portability, Safety Design. Product parameters:Product Name:Hyperhush Pro - Anti-Bark Trainer.Product net weight: About 152g.Product Corlor:Dark Gray. Battery capacity: 800MAh. Battery model: Polymer 902535. Operating current: 500ma. Charging voltage: 5V. Working hours: 2 hours. Motor speed: 15000 rpm. Light bead type: LED. Ultrasonic power: 20-35khz. Charging time: 40 minutes. Built-in accessories: Instruction *1, Type-c charging cable *1. Deep Space Gray (Other colors start at 1k). Product weight (including color box): 152.5g. Product size: 12.6*4.8*4.6CM. Packaging size: 14.8*10*5.4CM. Package Includes:1*High-Magnetic Screwdriver Drill Bit Set. Notes:1. Due to manual measurement, please allow 1-2cm error.2. Due to different monitors and different light, the picture may not show the actual color of the item. Thank you for your understanding.