ATVIOO Dog Bark Deterrent Device, 3X Sonic Emitters, Dual-Frequency Bark Control, Flashlight & Sound Modes, Humane No-Bark Trainer, Safety Lock, USB-C Rechargeable (Orange)

6-in-1 Humane Training – Combines Deterrent Flash, Audible Tone, and Ultrasonic (25kHz fixed + 25–30kHz sweep) to help redirect barking without shock or prongs; great for doors, mail carriers, or yard time.

3X Sonic Emitters – Triple transducers focus output more effectively than single-emitter units, helping quiet nuisance barking and reduce household noise for you and your neighbors.

Discourages Bad Habits – Helps curb barking, digging, scratching, jumping, and nipping; use short 1–3s presses to redirect and reward calm behavior; compact body with wrist strap for home, yard, or walks.

Safety-First Design – Quick-access safety lock prevents accidental activation; 8-second ultrasonic auto-off; recommended for dogs 6 months–8 years. Not for sound-sensitive or hearing-impaired pets.

Fast Charging, Long Standby – USB-C full charge in ~2 hours; up to 60 days of standby. Built-in LED aids night walks and can help deter approaching unfriendly dogs.

WARNING — Do not direct the device toward people; ultrasonic output may cause discomfort or tinnitus. Keep out of reach of children. Ultrasonic waves do not penetrate walls; line-of-sight use only. This product is a training aid, not a toy.