I LOVE these little things so much that I have purchased several now.
My son is always doing something with the yard, landscaping and what not and he incorporates these into that.
He's having a great time with these things.
They work flawlessly provided you follow the instructions.
https://www.amazon.com/COSVII-Solar-Fountain-Birdbath-Garden/dp/B07DWSV7XZ