Special Features:
1. This product uses solar energy as a continuous energy supply source, and can work continuously when the light is sufficient
2. The low-frequency sound waves and mechanical waves have no negative impact on the human body
3. It can be used in the external environment such as nursery, garden and orchard
4. After waiting for a few seconds, the aluminum tube will generate frequency conversion vibration, accompanied by the intermittent flashing of the red LED light. Vibrate once every 2 minutes, and the vibration will last for about 3 seconds
