The product is compatible with Thermo Fisher, JEOL, Hitachi, and other transmission electron microscopes, supporting single-tilt/double-tilt observation, features a stable structure with low drift, and can be optionally equipped with functionalities such as electrical testing or thermo-electric chips as needed. It is a key piece of equipment for high-reliability in-situ characterization in fields such as new energy, 2D materials, and catalysis.