Description: There is an elastic band on the back of this pet trainer, and it is also equipped with a retractable bracelet, which is convenient to wear on your hands. It is small in size, light in weight and convenient to carry. A button of this pet trainer can be pressed to make a sound. You can use it to train your pets to do things according to orders, such as sitting down and shaking hands, and then give them appropriate rewards. It is constructed of abs material. The length of this trainer is 6.5cm, the width is 1.7cm and the thickness is 3.5cm. It is suitable for training cats, dogs and other pets. Item Name: Pet Training Clicker Material: ABS Features: Comfortable Button, Finger Ring, High Elasticity Bracelet Size Details: Trainer Size: 6.5cm x 1.7cm x 3.5cm/2.56" x 0.67" x 1.38" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Pet Training Clicker