CATL IFR40135 LiFePO4 Cell 3.2V 20Ah 40135 Cylindrical Lithium Iron Phosphate Battery Cell for Solar E-bike Power Storage

CATL IFR40135 LiFePO4 Cell - Model: IFR40135- Nominal Voltage: 3.2V- Nominal Capacity: 20Ah- Energy: 64Wh- Charge Cut-off Voltage: 3.65V- Discharge Cut-off Voltage: 2.5V- Internal Resistance: ≤2.5mΩ- Dimension: Φ40mm × H135mm- Weight: ~400g- Continuous Discharge: 3C- Cycle Life: ≥ 3500 cycles (80% capacity retention)- Operating Temp: Discharge -20℃~+60℃, Charge 0℃~+50℃- Feature: Low temperature performanceFeedbackWe sincerely appreciate your 5star review if you are satisfied with our products. We would be highly grateful if you could recommend our store to your friends.Important Notice (Please Read Before Purchase)DeliveryDelivery time depends on your location. We ship via thirdparty logistics providers. Once the parcel is picked up by the logistics carrier, the subsequent transit process is beyond our control. Thank you for your understanding.Unboxing VideoPlease keep a complete unboxing video after receiving your order. This is a required proof for aftersales service claims. (Detailed video is required!)LiFePO₄ Battery Safety WarningLiFePO₄ batteries must be used with a Battery Management System (BMS). Overcharging or overdischarging will cause permanent damage to the cells. Warranty claims will NOT be accepted for cell damage caused by improper usage. Please refer to the Lehao Lithium Battery User Manual for detailed technical specifications.AfterSales ServiceIf your product is damaged, please contact our customer service first. Kindly do not leave negative feedback directly. We will do our best to resolve your issue properly. Thank you!Return & Refund PolicyPlease note: Once you click the "Confirm Receipt" button, you will no longer be eligible for return or refund applications.Thank you for purchasing products from Lehao New Energy!