FarDriver ND72450 Sine Wave Motor Controller High-performance programmable sine wave controller designed for electric bikes, scooters, and electric motorcycles. Delivers smooth, efficient power with low noise and minimal energy loss. Specs: Voltage: 48–72V (max 90V) Max battery current: 200A Max phase current: 450A Motor power: 3000–5000W Waterproof: IP67 Size: 179 × 120 × 55mm Weight: 2kg Features: Built-in Bluetooth – tune via iOS & Android app CANBUS & One-Line communication support 3-speed modes (Eco / Balanced / Sport) Flux weakening for higher top speed Self-learning motor setup in under 3 minutes Regenerative braking support Full protection: over-current, over-voltage, over-temperature, anti-theft, cruise control Compatible with QS205, QS273, and most BLDC hall sensor motors.