Good use and modify to one battery on kill switch and Ignition in RC Planes. not ???? good for ignition rated only 7v and higher must have ignition Voltage rating that includes 5V or lower to use this BEC. also good for adding led lights. Plug & Play With All ESCs 2S-4S LiPo Input 5V-2.5A Output The High Quality 2.5A Micro BEC: SCX24 is a miniature electronic speed controller designed for RC model vehicles, specifically airplanes. Produced by the reputable brand Spektrum, this product ensures reliable performance and precision control for your model. With a high quality 2.5A output, it provides stable power delivery to your RC airplane, enhancing your flying experience with smooth and responsive control.