The invention discloses an ultrasonic remote water meter shell. The ultrasonic remote water meter shell comprises a main shell, a connecting pipe body, a connecting base, a retaining ring and a protective cover. The main shell is cylindrical, and a battery, a circuit board and a meter plate are arranged in a cavity of the main shell. The connecting pipe body is arranged at the lower end of the main shell, and the upper end of the main shell is detachably connected with the connecting base. The protective cover capable of being turned over is arranged at the upper end of the retaining ring, andthe lower end of the retaining ring is connected with the connecting base through a buckle. The main shell and the connecting pipe body are connected through integral forming, a connecting plate is arranged at the bottom of the connecting pipe body, and at least one main wire outlet and at least four mounting holes are formed in the connecting plate. An upper shell and the main shell are connected through integral forming and sealed through the connecting base, the circuit board and the battery are sealed, and an excellent waterproof effect is achieved. The connecting base is detachably connected with the main shell, and the battery is convenient to replace.