36/48V/52V/72V E-Bike 40A 45A 60A 80A 1500W-3000W Three Mode Sine Wave Brushless Controller with SW900 for Electric Bike Scooter

36/48V/52V/72V E-Bike 40A 45A 60A 80A 1500W-3000W Three Mode Sine Wave Brushless Controller with SW900 for Electric Bike Scooter

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