Tri-mode RF Wireless Remote Vibration & Beeper Kit

Now, we integrate two kinds of equipment of vibrator and beeper with RF technology to make device- Tri-mode RF wireless remote vibration & beeper kit (Z-06+C-1). There are three working modes for this gadget. They are vibration, beep and vibration + beep modes. It can be used in calling, animals training, alert device, reminder…