Features: Achieve precise speed control with the ESD5111 governor speed control unit, designing to monitor and adjust engine rpm in real time, ensuring optimally performances for diesels generators across various conditions. Featuring intelligent designs with advanced electronic control technology, this unit offer quick response and stable operations, enhancing generator efficiency and safety. For diesels generator users such as homeowners, businesses, and construction teams who require efficient and reliabled power solution with a focusd on safety, economy, and environmental standards. Perfect for diverses applications including construction sites, outdoor activities, emergency power supply, and agricultural facilities, providing consistent electricity to support various needs. Crafted from high durability materials resistant to heat and corrosion, the ESD5111 is built to withstand harsh environment, making it a essential accessory for improving generator performances and longevity. Specifications: Component:Metal+Plastic Size:Approx.12.7x12.7cm/5x5inch Model: ESD5111 working environment Working temperature: -40℃~+85℃ Working humidity: 95% maximumly. Input power supply Power supply voltage: DC12V and DC24V battery system Grounding limit: negative electrode grounding (fuselage) Power consumption: 50mA Actuator continuous current: 2.5A minimum and 10A maximumly. Speed sensor signal: 0.5~120RMS Package Includes: 1pcs Engine Speed Controller Unit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.