Whether you prefer flying fixed-wing aircraft or hovering with helis, there's an Onyx Brushless ESC perfect for your application! All are designed for everyday use, ranging from the 12A for small aircraft to the 80A for larger models. Each one is programmable and packed with safety features like low-voltage cutoff protection, thermal protection, and signal loss protection. In addition to NiMH and LiPo compatibility, Onyx ESCs automatically sense the number of cells in connected battery packs. All Onyx ESCs are also backed by a 1-year limited warranty.