Double Heads Repeller.

Training Device Product

Description: Mainly used in outdoor training to prevent dogs attack and train dogs.

Ultrasonic wave reaches up to 130db.

Infrared Laser LED lamp light enables dogs to distinguish source and position.

Color: black. Size: about 180 x 20mm.

Material: environmental plastic. Material: Plastic Item

Type : Package included1 x Dog training device.1 x User manual.