1. Ultrasonic dog training, safe and effective
2. White/green lights flashing work instructions, different gears have different lights, the operation is more convenient and fast
3. Silicone parts are used on the left and right sides to increase the feel, and the hand-held operation is more comfortable
4. Using toggle switch, high and low gear settings, one key to transmit ultrasonic waves
5. Easily switch between two modes, training / driving mode
6. Delicate and compact, light and easy to carry
7. Power: 4 AAA batteries (not included)
8. Waterproof grade: IPX3
9. Effective distance: within about 5m
10. Dimensions: about 14 x 4.1 x 3.1m
11. Weight: about 105g