Each of his 4 engines is a JetCat P200, with specs as follows:
Thrust at full power 50 Lbs / 220N
Weight incl starter 4.8 Lbs / 2.2Kg
Diameter 5.1 inches / 130mm
RPM Range 33,000 - 110,000
Exhaust temp 670C
Fuel consumption 25.37 oz min at full power
Fuel Jet Al, 1-k kerosene
Lubrication 5% oil mixed in fuel
Maintenance interval 50 hours
They were made by Jetcatusa
According to http://en.wikipedia.org/wiki/Jet_pack
Neither the jetpack H202 jet pack nor the H202-Z Jetpack canot be bought, however, the Jet pack T-73 costs $200,000.
Yves Rossy developed and built a winged pack with aerodynamic rigid aeroplane-type carbon-fiber wings with a span of about 8 feet, and four small kerosene-burning jet engines (developed by the German Jet-Cat
company) under the wings; these engines are a large version of a type designed for model aeroplanes. Rossy, his sponsors, and the Swiss watch company Hublot, spent $285,000 to build the device.