Features: 1. Designed to control engine speed with fast and precise response to transient load changes. 2. The speed controller includes protection against reverse power supply connection. 3. High and low speed conversion with fine speed adjustment. 4. Multifunction capabilities: Automatic Parking Protection, High-Speed Start, Full-Speed Control, Parallel Function. 5. Adjustable steady-state rate (speed drop). Specifications: Item Type: Generator Speed Controller Speed Fluctuation Rate: ±0.25% High Speed Setting Range: 1 kHz to 5 kHz Speed Signal: 1–20 V RMS Steady-State Rate (Speed Drop): 0–5% Temperature Drift: ±5% Ambient Temperature: –40°C to +80°C Impact Resistance: 2G Vibration: <100 Hz Relative Humidity: <95% Speed Fine-Tuning Range: ±200 Hz around calibrated speed Package Includes: 1 × Generator Speed Controller Note: 1. Slight measurement variations may occur. 2. Screen calibration may cause slight color differences between images and the actual product. The physical item is the reference standard.