Easy to Use: Equipped with a built in conversion chip for effortless plugs and play operations without worrying about polarity alignment High Brightness Output: Delivers 550lm of powerful illuminations, perfect for various work environments and outdoor activities with lightings Efficient Heat Dissipation: Designed with hidden ventilation holes to enhances cooling, prolonging the light ' s lifespans and ensuring safe operations Wide Compatibility: Works with DC12-72V lithium batteries, offering flexible use across multiple power tools and ensuring versatile applications Adjustable Plug Spacing: Features adjustable plug spacing from 20.5 40.5mm, easily fitting different devices and expanding usage possibilities