Feature: 1. It can be used on some electrical equipment and electrical equipment in the power transmission and distribution system. 2. The dial's silk‑printed scales are clearly visible, with black characters on a white background, red pointers, color contrast, clear at a glance. 3. Mainly used to directly measure the current in electrical circuits, suitable for voltage stabilizers, power distribution cabinets, and test benches. 4. The wiring terminal is simple and convenient, embedded installation, beautiful and generous, and quality assurance. 5. Adopts high quality ABS material, durable and sturdy, strong anti - interference ability, anti - shock, can be used for a long time. Specification: Item Type: DC Ammeter Material: ABS Color: White Overall Size: Approx.63x56x58mm/2.48x2.2x2.28in Model: 85C1-A DC 0~100MA Accuracy Grade: ±2.5% Insulation Resistance: >20MΩ / DC500V Damping Time: Less than 4s Application: Measuring electrical circuit current Installation Method: Suitable for vertical installation (except for special regulations) Storage Temperature: -40℃~70℃ Working Temperature: -20℃~40℃, relative humidity≤85% Insulation Strength: Can withstand a sine wave AC with a frequency of 50Hz, a voltage withstand test of 2kv for 1min Use Scenarios: Voltage stabilizer, power distribution cabinet, test bench . Package List: 1 x DC Ammeter4 x Stainless Steel Nut4 x Spring Washer6 x Flat Gaske Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.