The RRFAN100A is an infrared remote control engineered as a compatible substitute for Lasko 2033666 and 2033666C upright fan remotes. This IR remote provides wireless control of power, fan speed, and oscillation functions, eliminating the need to manually adjust the unit. The RRFAN100A delivers the same operational capabilities as the original remote, ensuring seamless compatibility with supported Lasko upright fan models. It offers a practical replacement solution for users needing remote control functionality.