Features: 1. Anti-Interference: This meter is designed to measure RPM speed, with digital filtering function and strong anti-interference ability. 2. Bright Screen: Accurate and precise measurement, high brightness LED screen provides an intuitive and clear display. 3. Excellent Features: Measures speed from 30 to 9999 RPM, operates on DC 5V or 12V supply voltage, ensuring high working efficiency and practical use. 4. Advantages: The shell uses a standard embedded housing for easy installation, with a sleek and elegant design. 5. Performance: The meter offers stable performance, simple circuit design, high accuracy, high reliability, and low power consumption. Specification: Item Type: Digital LED Tachometer Material: ABS Working Current: