RESEPI is a hardware equipment used by engineers and surveyors for 3D modeling and reconstruction of environments. It features an inertial measurement unit, a lidar, a camera, a GNSS receiver, a data logger and a micro computer.

The Remote Sensing Payload Instrument, or RESEPI, is a land surveying 3D modeling hardware instrument containing sensors used to capture and create digital twins of environments featuring an inertial measurement unit, a GNSS receiver, a micro computer, a data logger and a camera.