General description Very popular and used by expert trainers and first-time pet owners, this rechargeable and IP67 waterproof dog training collar is designed to help correct various behavioral issues such as barking, leash walking, sitting, and aggression. It features 99 levels of vibration, electric shock, and sound modes, making it suitable for all dogs. Technical specifications Distance: 1000m Collar size: Adjustable from 16 to 62 cm Battery life: 7-14 days on a full charge Charge time: 1-2 hours Waterproof rating: IP67 Other information Durable and adjustable TPU collar 100% waterproof receiver allows for swimming and bathing Rechargeable remote and receiver can be charged simultaneously Automatic power-saving mode to preserve battery life