Features: The generator controller features a 1 second response automatic start stop system, ensuring fast power adjustment for load change in construction sites and outdoor operations. Equipped with waterproof casing and real time digital display, this control panel monitors voltages/frequency while resisting harsh weather conditions. Ideal for contractors, emergency responders, and outdoor enthusiasts needing reliable backups power solution for mobile operations. Perfect for construction zones, agricultural fields, outdoor event, and disaster relief scenarios requiring weatherproof generator management. Its universal compatibility with small generators and easy installation simplifies temporary power setups across residential, commercial, and industrial applications. Specifications: Material: Plastic Size: about. 95mm/3.74in Package Includes: 1pc Gasolines Generator note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.