Tiltmeter adopts imported MEMS devices, featuring high sensitivity, stable meosurement performance and low temperoture influence, etc. The sensor has on integrated signal conversion circuit inside, which directly outputs the meosured angle value in digital mode.With the fixed bracket suitable for long-term installation in concrete dams, panel dams, face rock-fill dams and other hydraulic structures, and public or civil buildings, roods, bridges, tunnels, roodbeds, civil pits, etc. for the measurent of the amount of change in the inclination of their structures, and to facilitate the realization of the collection of measurement data.