This ultrasonic dog training device has 4 working modes, including Sound Mode, Ultrasonic Mode, Ultrasonic Flashlight Mode and LED Flashlight Mode. And each of them has a corresponding button to control. Our dog training device has 2 ultrasonic modes, adjustable by 2-frequency switch. Sound Mode: The device will beep for 1 second with one press of the sound mode button. And it will beep continuously if you hold down the button. Ultrasonic Mode: The device will emit ultrasonic for 1 second with one press of the ultrasonic mode button. And it will keep emitting ultrasound if you press and hold the button. You can select the ultrasonic mode by adjusting 2-fequency switch on the side of the device. Ultrasonic Flaslight Mode: The device will emit ultrasound and flash the LED Flashlight when you press the button. And this mode will keep working if you press and hold the button. You can select the ultrasonic mode by adjusting the 2-frequency switch on the side of the device. LED Flashlight Mode: More than a dog bark training or deterrent device, our unit can also be used as a flashlight to illuminate in the dark. The flashlight will turn on when you press and hold the LED Flashlight button for 1.5s, then short press to change froms steady on to flashing, then press again to turn it off. Vibration Feedback: Everytime you press the Sound/Ultrasonic/Ultrasonic Flashlight mode button, the device will vibrate in response. Press these buttons once to vibrate once, hold them down to vibrate continuously.

• Is Discontinued By Manufacturer ‏ : ‎ No
• Product Dimensions ‏ : ‎ 5.12 x 2.2 x 1.61 inches; 7.83 ounces
• Batteries ‏ : ‎ 2 Lithium Ion batteries required.
• Date First Available ‏ : ‎ October 7, 2023
• Manufacturer ‏ : ‎ Chinichu
• Country of Origin ‏ : ‎ China