Feature: 1. It can be used to directly measure the current in the circuit on some power equipment in the power transmission and distribution system. 2. The scales are clear, the dial is silk‑screened scales, black characters on a white background, red pointers, and vivid color contrast. 3. Easy installation, with installation accessories, embedded installation method, beautiful and generous. 4. The pointer type ammeter is simple in structure, convenient in wiring terminals and easy in operation. 5. The shell is made of high‑quality ABS material, which is not easy to be damaged and the quality is guaranteed. Specification: Item Type: DC Pointer Ammeter Material: ABS Product Total Size: Approx. 63 x 58 x 56mm/2.5 x 2.3 x 2.2in Model: 85C1-A DC 0~500UA Accuracy Grade: ±2.5% Insulation Resistance: >20MΩ/DC500V Damping Time: <4S Product Use: Measuring 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 voltage withstand voltage test of 50Hz sine waves AC 2kv voltage lasting 1min Use Scenarios: Voltage Stabilizer, Power Distribution Cabinet, Test Bench . Package List: 1 x DC Pointer Ammeter4 x Stainless Steel Nut 4 x Spring Washer6 x Flat Washer