Features: Experience efficiency with the Charger Controllers, boasting remarkable charging efficiency through advanced maximums power technology, ensuring energy conversion for your solars setups. This Controllers support wide ranges of battery types, including 24V to 72V configurations, and features user friendly display for easy monitoring and management of the charging process. For electric vehicle users, solars enthusiasts, and consumers seek efficients charging solution, this device caters to diverse energy needs. For outdoor activity, long distances ride, and daily commutes, it provide continuous for electric vehicles, enhancing sustainability and reducing carbon footprinted. Builts with safety, it includes high voltages monitoring, child lock function, and advanced temperature control, ensuring safe operations and long time use of your solars equipment. Specifications: Component: Leads Acid Power: 550w, 800W(Optional) Size: 12.3x8.6x3.9cm/4.84x3.39x1.54inch Package Includes: 1pc Charge Controllers note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.