Specs:The Eurocopter (now Airbus Helicopters) EC120 Colibri (Hummingbird) is a five-seat, single-engine, light utility helicopter. Jointly designed and developed by Eurocopter, China National Aero-Technology Import & Export Corporation (CATIC), Harbin Aviation Industries (Group) Ltd (HAIG) and Singapore Technologies Aerospace Ltd (STAero) at Eurocopter France's Marignane facility, the EC120B is assembled by Eurocopter in France and Australia.
In China, the aircraft is produced by Harbin Aircraft Manufacturing Corporation (HAMC) as the HC120. In 2004, HAMC began local manufacturing of the HC120 at their assembly line in Harbin, in northern China. In the Chinese market, both the People's Liberation Army and multiple local police forces have purchased HC120 helicopters. 
Crew: 1 or 2 pilots
Capacity: 4 passengers
Length: 9.6 m (31 ft 5 in)
Rotor diameter: 10.0 m (32 ft 8 in)
Height: 3.4 m (11 ft 2 in)
Empty weight: 991 kg (2,185 lb)
Useful load: 724 kg (1,596 lb)
Max. takeoff weight: 1,715 kg (3,781 lb)
Powerplant: 1 × Turbomeca Arrius 2F turboshaft, 376 kW (504 shp)
Never exceed speed: 278 km/h (150 knots, 172 mph)
Cruise speed: 223 km/h (120 knots, 138 mph)
Range: 710 km (383 nm, 440 mi)
Service ceiling: 5,182 m (17,000 ft)
Rate of climb: 5.84 m/s (1,150 ft/min)
Avionics: Vehicle and Engine Multifunction Display (VEMD) with First Limit Indicator (FLI) fitted as standard.
Detail-wise, I'm looking for about mid-quality. Animation on the props is wanted, while doors can be optional.
Timeframe-wise, take as much time as needed.