This replacement lock set allows you to replace a damaged or faulty ignition lock on many e-bike battery systems. Includes:• Lock cylinder• Two keys• Wiring connector Compatible with multiple e-bike battery systems. Please select the correct model (M1, M2, M3, or M4) to match your existing lock. Installation Notes This lock connects to your e-bike’s electrical system using two wires (positive and negative). Before installing, please ensure the wiring polarity matches your bike. ⚠ Important:Wire colors may vary between e-bike brands. The safest way to confirm correct wiring is by using a multimeter to verify positive and negative leads before connecting the lock. Connecting the wires incorrectly may cause sparking or damage to the controller or battery system. If you are unsure about the installation, we recommend contacting a local e-bike shop or qualified electrician for assistance. Shipping Available for pickup in Richmond, BC or shipping across Canada.