There are some tips that you need note when you use this pump: 1:Make sure the pump put in enough sunlight place and ensure that the light is not shielded by other objects , if the sunlight is not enough,…
There are some tips that you need note when you use this pump: 1:Make sure the pump put in enough sunlight place and ensure that the light is not shielded by other objects , if the sunlight is not enough,…