Summary. Th e power and development indicators of high-technology products stimulate the search for new opportunities and strategies for their successful development and realization. To achieve this, the concept of high-technology product development, relations between high technologies and innovations, factors of high-technology environment uncertainty, and business area-and product-specifi c features are specifi ed. High-technology development models presented in literature are proposed and their comparison is given. JEL classifi cation: D 800, O310.Keywords: high-technology products, innovations, market uncertainty, technological uncertainty, competitive volatility, product development models, product introduction to market strategy models.Reikšminiai žodžiai: aukštųjų technologijų produktai, inovacijos, rinkos neapibrėžtumas, technologinis neapibrėžtumas, konkurencinis nepastovumas, produktų vystymo modeliai, produktų įvedimo į rinką strategijų modeliai.