Grey dog training collar - 500m (1650ft), IPX7 waterproof, with buzzer, vibration and electric shock functions shock and vibration intensity adjustable from 0 to 99 levels.

**Main Features** **Main Functions:** Flashlight, sound, vibration (adjustable intensity), electrical stimulation (adjustable intensity), remote control, ability to connect two receivers (A/B), actual wireless remote control range of approximately 250 meters, theoretical range of 500 meters. **Three independent channel modes and lock function:** **Channel A (independently adjustable parameters)** **Channel B (independently adjustable parameters)** **Channels A and B (independently adjustable parameters)** **Press and hold for 3 seconds to activate the button lock function.** **After activating the button lock function, the remote control no longer transmits signals; the screen only displays the battery icon and the button lock icon.** **The intensity of the electrical stimulation and vibration is adjustable from 0 to 99 levels; The sound is mono and the volume is not adjustable.** **Flashlight Function:** Press and hold for 3 seconds to turn on the flashlight, press briefly to turn it off. Remote Control and Receiver Pairing Procedure: Step 1: Turn on the remote control and select public channel A, B, or A/B for pairing. Step 2: With the receiver off, press and hold the power button for 3 seconds. The receiver will beep twice, then the indicator light will flash for 10 seconds. Step 3: After the receiver's LED indicator light has flashed for 10 seconds, press any button on the remote control (sound, vibration, electrical pulse). Pairing with public channel A, B, or A/B is successful, and the receiver is connected. Two beeps will sound. When pairing the receiver, if you selected public channel A/B, the remote control configures the signal to transmit on channel A or B, and the receiver can receive the signal. Powering the device on/off: Powering on: Briefly press the power button. The receiver will beep once to indicate that it is on. Powering off: Press and hold the power button for 3 seconds. The receiver will beep twice to indicate that it is off. Displaying the receiver's battery level: A brief press of the power button displays the current battery level of the receiver.