9 in 1 Display: Totally 9 parameters in one LCD colorful digital display screen. Clearly see the Voltage, Current, , Timing, Temperature, Factor, Electric Energy, Alarm prompt,Frequency, which is practical for use and can meet your various work needs.With upgrade split AC current transformer: The opening and closing type transformer has high precision and has a buckle for easy disassembly and assembly, separated with the multimeter, can be installed on anywhere flexibly; can embedded buckle installation, more stable. It is equipped with a 485 communication interface and temperature sensor interface, and the host computer software is attached with a download link.Overload alarm function and storage function:Backlight and will flash simultaneously to give an alarm when voltage and electric energy exceeding the preset value.You can preset limit by yourself. in the event of a sudden failure, the last test data will be automatically saved; No need to worry about data loss due to sudden failure.How to clear timing and electric energy: Long press "" for 5 second. when the parameters flashing, short press the "" to choose Timing or Electric Energy. Then short press twice to clear the parameter and long press 5 second to save.Wide application: it can be applied in home appliances, high and low distribution cabinets, inverter supplies, electrical maintenance, assembly line testing and photovoltaic systems .Colour: Blackmaterial: plasticPackage Contents:1 x AC multi-meters with opening type transformer1 x temperature wireOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.