Item Type: Dog Training Collar Material: ABS Weight: Approx. 271g / 9.6oz Voltage: 5V Frequency: 433MHz Waterproof Grade: IP67 Remote Control Battery: Polymer Lithium Battery 300mAh (Ship with Inbuilt Battery) Receiver Battery: Polymer Lithium Battery 300mAh (Ship with Inbuilt Battery) Charging Time: 2 Hours Radio Power: 10MW Working Temperature: 0 to 40℃ Remote Control Range: Ideal Horizontal Plane Environment Up to 800meter Applicable Object: Dogs Over 3 Months Old 1、Wireless Remote Control: Wireless remote control, remote control distance up to 800 meters, can easily training your dog in the garden or backyard 2、3 Electronic Collar Receivers: The Bark collar can control 3 electronic collar receivers, training your dog under your control, no need to yell at it anymore. 3、IP67 Waterproof: IP67 waterproof, can be used to training various water activities for dogs, with adjustable soft PU collar, suitable for medium and large dogs. 4、ABS Material: Dog barking stopper is made of sturdy ABS material, which is wear resistant and durable, and can be used for a long time. 5、Scope of Application: This dog training collar is used to correct dog compliance for barking, walking, rope training, sitting, aggression and other behaviors. 1 x Remote Control(Ship with Inbuilt Battery) 1 x Receiver(Ship with Inbuilt Battery) 1 x Collar Strap 1 x Charging Cable 1 x Test Light 4 x Silicone Hats 1 x User Manual 1 x Lanyard 2 x Screws