Function: 1. Upper Voltage Limit:120-300V (Adjustable) (Default:275V) 2.Lower Voltage Limit:80-210V (Adjustable) (Default:175V) 3.Upper Current Limit:1-100A (Adjustable) (Default:80A) 4.Lower Current Limit:1-100A (Adjustable) (Default:10A) 5.High Temperature Alarm:10-85 (Adjustable) (Default:85) 6.Overcurrent Recovery Power-On Delay Time:1-9999s (Adjustable) (Default:20s) 7.Overcurrent Event Threshold Time:1-999s (Adjustable) (Default:5s) 8.Over and Under Voltage Event Recovery Power-On Delay Time:1-9999s (Adjustable) (Default:20s) 9.Over and Under Voltage Event Time Threshold:1-9999s (Adjustable) (Default:3s) 10.Three-Phase Current Imbalance Alarm:10-100% (Adjustable) (Default:20%) 11.Voltage Three-Phase Imbalance Alarm 12.Lost Current Recovery Delay Time 13.Time Threshold of Lost Flow Event 14.Power Display Range:0-9999999.9kWh(Adjustable) 15.Reclosing Allowed Times:1-30 (Adjustable) (Default:1) 16.Reclose Recover Seconds:1-99 (Adjustable) (Default:1) 17.Power-On Delay Power-On-Time:1-9999 (Adjustable) (Default:5) 18.Device Sharing 19.Remote Control 20.Voice Control Rated voltage: AC380V; Frequency: 50Hz/60HZ Material: plastic colour: Photo Color Package Contents: 1 x Electrical Energy Meters Only 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.