The Panasonic C-535AF belongs to Panasonic's C-series of compact 35mm film cameras sold from the late 1980s into the 1990s, when the brand competed in the budget point-and-shoot market alongside its established electronics lines.
It is a fixed-lens autofocus 35mm compact with built-in flash, motorised film advance and rewind, and automatic DX film-speed sensing, following the layout typical of C-series bodies of the period. Precise lens speed and focal length are not independently confirmed and are omitted rather than guessed.
Like most cameras in this family it prioritises simplicity over control, with autofocus and auto-exposure handling every shot, so there is nothing to adjust beyond flash on/off and self-timer.
Used examples are inexpensive and mainly of interest to collectors of budget film compacts; check the battery compartment for corrosion, confirm the film door seal is intact, and run a test roll since these were built to a low cost.