ABS-material and conforming to-GB / T7676-2002 national-standard requirements, this ammeter is a and tool that will provide accurate readings for-years to come This ammeter is a and widely-used direct-action analog instrument suitable for both DC-and AC-circuit measurement with a range of 1A-to 500A, making it an essential tool for monitoring-voltage, current, power, frequency, and power factor Whether you ' re measuring current or other voltage-measurement devices, this ammeter is perfect-for a wide range of applications, from battery chargers to measuring current in your home or business With a sleek-and elegant design, this ammeter features a transparent-plastic shell-that allows for quick and-easy reading of the scale, precise readings, and installation with no need for additional shunts Ideal-for industrial and mining-enterprises, metallurgy-chemical industry, electric power, complete set of equipment, and all kinds of electronic control devices, as well as individuals looking to replace instruments or monitor-their electrical circuits, Manufacturer: SHANGYAKEJI