Original sentence: A skid-based landing system enables the UAV to land nearly anywhere, on grass or on concrete runways, on snow or ice.According to the manufacturer, RANGER is the only tactical UAV system worldwide is certified to fly in civilian airspace as well as over populated areas.Due to a modular payload, the system can be adapted to a wide range of civilian and military missions.From 1988 to 1999, an earlier variant called ADS-90 was in use.Its design and some of its technology is based on the Scout UAV system by Israel Aerospace Industries.RANGER is a tactical UAV system (TUAV) by Swiss aerospace enterprise RUAG Aerospace.Swiss Air Force ADS-95 webpage].The Air Force's RANGERs are also used by Swiss police for reconnaissance, search and rescue missions.The RANGER UAV uses a compact hydraulic launcher for takeoff.The RANGER is also in service with the Finnish Defence Forces (FDF).The RANGER system is in service with the Swiss Air Force under the designation ADS-95.The manufacturer's RUAG Ranger website
Edited sentence: Due to an easily changeable payload, the system can be adapted to match perfectly the individual requirements of a user.For maximum tactical performance the RANGER UAV uses a compact hydraulic launcher for take off.List of unmanned aerial vehicles.RANGER brochure.RANGER is a tactical UAV system (TUAV) for a wide range of civilian and military missions.RANGER is the only tactical UAV system worldwide which is certified to fly in civilian airspace as well as over populated areas.RUAG Aerospace in Switzerland is the manufacturer of the RANGER UAV system.RUAG Ranger.The RANGER system is in service with the Swiss Air Force as well as with the Finnish Defence Forces (FDF).The unique SKID landing system enables the UAV to land nearly anywhere, on grass or on concrete runways, on snow or ice.Unmanned Aerial Vehicle.Unmanned Combat Air Vehicle