72x72mm, 96x96mm Ammeters Standards: IEC51, IEC61010-1, VDE410, BS89, DIN43780 AC or DC Ammeters comply with theaccuracy class 1.5 All cases are dust proof and splash water proof. The scale is easily changed without opening the front frame.
Made from PVC, oil and erosion control, heat resisting up to 85 C Struction: The inside is hollow, but elastic, the diameter can be changed owing to the wire.