OverVoltage Limit:120-300V (Adjustable) (Default:275V) UnderVoltage Limit:80-210V (Adjustable) (Default:175V) OverCurrent Limit:1-100A (Adjustable) (Default:80A) UnderCurrent Limit:1-100A (Adjustable) (Default:10A) High Temperature Alarm:10℃-85℃ (Adjustable) (Default:85℃) Over-Current Recovery Power-On Delay Time:1-9999s (Adjustable) (Default:20s) Over-Current Event Threshold Time:1-999s (Adjustable) (Default:5s) Over and Under Voltage Event Recovery Power-On Delay Time:1-9999s (Adjustable) (Default:20s) Over and Under Voltage Event Time Threshold:1-9999s (Adjustable) (Default:3s) Three-Phase Current Imbalance Alarm: 10%-100% (Adjustable) (Default:20%) Voltage Three-Phase Imbalance Alarm: 10%-100% (Adjustable) Failure Current Recovery Delay Time: 1-9999s(Adjustable)(Default:20s) Time Threshold of Lost Flow Event: 1-999s(Adjustable)(Default:10s) Power Display Range:0-9999999.9kWh(Adjustable) Auto-ReclosingAllowed Times:1-30 (Adjustable) (Default:1) Auto-ReclosingRecover Seconds:1-99 (Adjustable) (Default:1) Power-On Delay Power-On-Time:1-9999 (Adjustable) (Default:5) The printing/appearance from batch to batch, but it not affect the use; the actual product may have color difference due to different light or display. Colour:White Material:ABS Package Contents: 1 x Bi-Directional Energy Power kWh Meter 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.