General description The anti-bark collar for dogs is designed to effectively control excessive barking through three training modes: vibration, shock, and sound. It features 7 adjustable sensitivity levels, allowing you to customize the collar's response based on your dog's behavior and environment. The collar operates automatically without the need for a remote control, making it user-friendly and efficient for training purposes. Technical specifications Operating voltage: 3.7V Power consumption: standby current 20uA, active current 300uA Battery capacity: 300 mAh Rated input: DC5V/1A Waterproof level: IP67 Working temperature: -10°C to +50°C Storage temperature: -20°C to +60°C Dimensions: 70mm x 37mm x 40mm Net weight: 67g Compatibility and accessories Adjustable nylon strap: fits neck sizes from 12cm to 62cm Suitable for dogs over 2.5 kg Package includes: 1 × anti-bark collar, 1 × nylon belt, 1 × USB charging cable, 1 × test bulb, 1 × user manual Installation Place the collar