Features: 13 Phase Ammeter: The ammeter can measure three phase currents and has programmable measurement, display, alarm, digital communication and analogue variable output. 2Silicone Key: The keys are made of silicone, optimising the troubles of traditional hard rubber jams and malfunctions, with a good touch and long life. 3High Accuracy: With an accuracy of 0.5, the ammeter measures accurately and with little error, giving you a more accurate picture of the circuit current. 4ABS Housing: The housing is made of ABS flame retardant material and the terminals and power supply are protected by a safety back cover to avoid exposed equipment wiring. 5Wide Application: This ammeter can be used in substation automation, distribution automation, buildings, electrical energy measurement of machinery and equipment, management, etc. Item Type: Digital Electricity Meter Material: ABS, silicone Supply Voltage: AC220V Accuracy: 0.5 grade Wiring: 3 phase 3 wire, 3 phase 4 wire Package Included: 1 x Digital Electricity Meter