1This is a multi-function DC meter based on 2.4G wireless data transmission technology. 2It can measure miscellaneous parameters such as voltage, current, power, charge and discharge capacity, watt-hour, time, and temperature. 3It has over-current protection, under-voltage protection, and limited protection and other protection functions. 4The instrument can automatically identify the direction of the current, and the battery capacity can be monitored in real time. 5The instrument uses TFT LCD display, display information is comprehensive, user-friendly and better interaction. Features:This is a multi-function DC meter based on 2.4G wireless data transmission technology.It can measure miscellaneous parameters such as voltage, current, power, charge and discharge capacity, watt-hour, time, and temperature.It has over-current protection, under-voltage protection, and limited protection and other protection functions.The instrument can automatically identify the direction of the current, and the battery capacity can be monitored in real time.The instrument uses TFT LCD display, display information is comprehensive, user-friendly and better interaction.Specification:Model(Optional)VAT-1050VAT-1100VAT-1200VAT-1300VAT-4300Voltage measurement range0~100V0~100V0~100V0~100V0~400VVoltage resolution0.01V0.01V0.01V0.01V0.1VCurrent measurement range0~50A0~100A0~200A0~300A0~300ACurrent resolution0.01A0.1A0.1A0.1A0.1ARelayExternalExternal