Aiper EcoSurfer S2 review: Mostly hands-off pool cleaning that works

When you purchase through links in our articles, we may earn a small commission. Aiper's EcoSurfer 2 is a skimmer on the slow side, but it makes up for speed shortcomings with outstanding longevity. Aiper's EcoSurfer 2 is a skimmer on the slow side, but it makes up for speed shortcomings with outstanding longevity. Roving pool surface skimmers are a surprisingly consistent category in the aquatic robotics space, typically featuring solar-powered, fully autonomous operation that you can drop in the pool and forget about for weeks. With its EcoSurfer S2, Aiper refreshes its skimmer design, boosts battery life, and improves intelligence. And while most pool owners can probably get by without a surface skimmer, it's a strong candidate for purchase if the surface of your pool is prone to collecting a lot of floating debris.