The ISDT C4 Evo is a high-performance battery charger designed specifically for drone enthusiasts and RC hobbyists. With its advanced charging capabilities, the C4 Evo can charge up to four batteries simultaneously, each with a maximum output of 10 amps. This means that users can quickly and efficiently charge their drone or RC batteries, allowing them to spend more time flying and less time waiting for their batteries to charge. The C4 Evo is also equipped with a range of safety features, including over-current protection, over-voltage protection, and short-circuit protection, ensuring that your batteries are charged safely and efficiently every time. If you're looking for a reliable and efficient battery charger for your drone or RC hobby, the ISDT C4 Evo is an excellent choice.