bayite DC 6.5-100V 0-100A LCD Display Digital Current Voltage Power Energy Meter Multimeter Ammeter Voltmeter with 100A Current Shunt Voltage test range: DC 6.5~100V; Current test range: 0~100A Store energy data when power off(can be reset to 0). The blue backlight can be turned on/off manually With overload alarm function(If active power is larger than threshold, backlight and power will flash) Large-screen LCD (display voltage, current, active power, energy at the same time) Note: only display and shunt are included. It doesn't include any wire or accessories