SM18H weighing sensor for the double hole parallel cantilever beam structure, has passed the temperature compensation when making factory, the four adjustment, ensure that each point within the given plane loaded output. Composed of a single sensor can be used for the production of various types of electronic platform scale, body scale, batching scale, and various process scale, scale, product structure is simple, low height, the lateral resistance is strong, compact structure, high precision, easy to use.