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The cost of battery replacement depends on your specific model and battery capacity. Generally, it ranges from $100 to $250, including labor fees. We offer discounted battery replacement programs for long-term customers. Contact our support team with your bike model and battery specifications for an exact quote.

We use reinforced double-layer cartons with custom foam molds to secure every part. Critical components (e.g., battery, display) are individually wrapped with anti-static materials. All packages undergo drop tests to meet international shipping standards.

We provide flexible shipping options to meet your needs: Express (DHL/FedEx): 3–7 business days (trackable, door-to-door service) Air Freight: 7–14 days (Rush orders with guaranteed timeliness) Sea Shipping: 25–40 days (most economical for large shipments) Rail Transport: 15–25 days (A more cost-effective mode of transportation)

Delivery times vary by method (see above). Factors that may cause delay Customs clearance (1–5 extra days). Local holidays (e.g., Christmas, Chinese New Year). Extreme weather (typhoons/snowstorms). You’ll receive real-time tracking updates via email.

We take shipping damage very seriously and offer the following solutions based on the severity of the damage: Minor Damage (Replaceable Parts): If only certain accessories or parts are damaged, we will send you new replacement parts for free within 48 hours of receiving your damage report (photos required). Major Damage (Unrepairable): If the product is severely damaged and cannot be repaired, we will either: Send you a brand new replacement (free of charge), or Offer a full refund if you prefer not to receive a replacement. How to Report Damage: Take clear photos of the damaged product and packaging. Email our customer sales within 48 hours with your order number and photo. We will respond within 24 hours with a solution.