タイトルまたは説明

By emitting variable frequency sound waves and vibration, the devicer drives away moles and snakes very effectively.
1. The device will auto change frequency to overcome moles and snakes adaptability for same frequency and enhance the effective, working as follows: 
For the first day, only the motor work, in intervals of *0 seconds,
For the second day, only the buzzer work, in intervals of *0 seconds,
For the third to fifth day, the motor and buzzer will alternation work with variable frequency.
2. 3 in 1 function: Buzzer + Motor + Frequency Conversion
3. Power supply: solar energy cell, long-effective **0MAH Ni-Mh cell recharged by solar energy. 
4. The device can change rechargeable battery when the sound wave vibration becomes weak.
5. Working range: *******0 square meters.