Specifications: Cont./Peak Current: 150A/950A Motor Type Supported: Sensorless Brushless Motor Motor Limit: * For 4S Lipo or 12 cells NiMH: 4274 (42mm x 74mm)-size or smaller motor with the KV<3000 * For 6S Lipo or 18 cells NiMH: 4274 (42mm x 74mm)-size or smaller motor with the KV<2400 Battery: 9-18 Cells NiMH 3-6S Lipo BEC Output: 6V/3A (Switch Mode) External Program Port: Available