It was developed as an improved version of the CJ1 with the ability to fly faster plus a 100 pound gross weight increase allowing it to carry more payload over greater distances. The CJ1+ replaced the CJ1 in 2005. It shares the same airframe but has an updated avionics package. Capable of a range of up to 3 hours of uninterrupted flight time. The cabin has all necessary things for a short flight, a small toilet room and a wardrobe are located in the rear part of the cabin, the luggage compartment is located also in the rear part of the aircraft and is not accessible from the cabin during the flight.