● Anti-electromagnetic interference treatment.

● Using the bottom outlet method, completely avoiding aging problem of the aviation plug rubber pad.

● Using high-performance imported bearings, low rotation resistance, accurate measurement.

● Of full aluminum shell, high mechanical strength, high hardness, corrosion resistance, no rust and can be long-term used outdoors.

● Well-designed and distributed equipment structure and weight, with small moment of inertia and sensitive response.

● Simultaneously applicable to both four-wire and three-wire connection.