Electronic Water Leveler Maintains consistent water level by detecting low-water conditions and automatically replacing water to a pre-set level. The Levolor^® K-1100 detects low-water conditions and automatically replaces water to a pre-set level. It can be used in any situation where a consistent water level is needed. It’s an ideal device for new or existing pool and spa systems. Levolor^® electronic water levelers take away the worry of lost water in your pool, spa or water feature. The electronic fill device employs sophisticated electronics that carefully monitor water levels. The device compensates for waves, and its exclusive lock-out feature will not overfill the pool. With no moving parts to break or rust, Levolor^® ensures a reliable flow of water.