Donna the store manager was out of the cordless pool vacuum , the POOL BLASTER iVac 350Li. She went to another store and picked one up for me. It was close to closing time. I observed her with 3 other customers. She is very knowledgeable and customer service oriented. She got the vac and loaded into my car. I used it this morning and it performed better than advertised picking up twigs and leaves and about a 1/2 cup to a cup of sand and sediment and algae residual. I'll be back to this store to check my water. Always ask for Donna. She is 10 STARS read more