Multi -parameter water quality testing device

The utility model discloses a multi -parameter water quality testing device, including water quality testing appearance body, it has rotatory lid to articulate on the lateral wall of water quality testing appearance body, the rectangle recess has been seted up on the roof of detector body, install the display in the rectangle recess, the fixed protection casing that has cup jointed in the outsideof display, the inner wall fixed connection of protection casing and rectangle recess, the mounting groove has all been seted up about the rectangle recess on the lateral wall, the mounting groove internal rotation is connected with the axis of rotation, fixed cup jointing and the live -rollers on the lateral wall of axis of rotation, the fixed roll board that has cup jointed in the outside of live -rollers, roll up the board and keep away from the one end of live -rollers and extend to in the rectangle recess and the vertical stripe shape mounting panel of fixedly connected with, and all seted up a plurality of circu