F4 focuses on stylish and fashionable car accessories which their main features are the brand’s uniqueness. Lighting system products like various types of bulbs including xenon and halogen, LED strip, fog lamp, LBL, central door lock, radiator fan, are what customers  could easily find from the brand. Moreover, F4 offers miscellaneous goods such as room lamp, oscillating fan, horn, fuse, and fome tape.