Charger Compatibility & Selection Guide Selecting the correct charger for your eBike battery is essential for safe charging, efficient performance, and long battery life. Using an incompatible charger may cause overheating, battery damage, reduced capacity, or permanent failure.Please carefully select the charger according to your battery capacity: 22Ah battery ? 3A charger 30Ah battery ? 3A charger 40Ah battery ? 6A charger 60Ah battery ? 10A charger 70Ah battery ? 12.5A fast charger ?? Charging with a higher or lower amperage charger than specified is not recommended and may negatively impact battery health. Important Notes All Wallke eBikes are shipped with a compatible charger as standard equipment.Please purchase a charger only if you need a replacement or an additional unit. 55Ah energy storage battery This battery is supplied with a charging cable only A dedicated charger is not included Please contact our customer service before purchasing to confirm suitable charging solutions and specifications Solar panels are NOT sold by Wallke If you plan to charge your battery using solar power, you will need to purchase compatible solar panels separately from a third-party retailer Please consult a professional or contact us for recommended specifications before use Ordering Instructions Confirm your eBike battery capacity before placing your order Click “Add to Cart” If applicable, provide your battery model or serial number in the “Order Note” section If you are unsure which charger is compatible, contact our customer service before ordering Usage & Safety Guidelines Always use a charger matched to your battery capacity Never use an incompatible charger Charge in a dry, well-ventilated environment Avoid rain, snow, or extreme temperatures Never leave the battery unattended while charging Disconnect charger after charging is complete Regularly inspect charger and cables for damage Replace damaged components immediately Estimated Charging Time (Reference Only) 22Ah / 30Ah + 3A charger: 7–8 hours 40Ah + 6A charger: 6–7 hours 60Ah + 10A charger: ~6 hours Storage & Maintenance Tips Store charger in a cool, dry place Avoid tightly coiling cables Keep away from flammable materials Need Help Choosing the Right Charger? If you have any questions about charger compatibility or charging methods, our support team is ready to help you choose the correct charger and accessories to keep your eBike safe, reliable, and ready for every ride.