【Strong Metal Case】:0.05 Inches thick black fire metal box ,it can protect the battery against collision, extending the battery's service life, and has insulation and fire protection mats inside, making it safer to use the battery. 【60V 25Ah Battery】: The ebike battery size is 11.9*6.7*3.15(inch) ,compatible with almost all types of motors. The 60V 25Ah lithium-ion battery is compatible with 60V (200-2000W) motors. The lithium battery kit comes with a high-current 67.2V/4A , a XT60 extension cord, a XT90 connectorand a 60A BMS protection board. 【Safe and Time-Saving】: The battery set comes with a high-current 67.2V/4A that can save you 30% of charging time. It provides short circuit protection, over-current protection, and over-voltage protection to ensure the battery is safely charged to full capacity. 【A-grade cells】: The battery uses A-grade cells (Grade A is the best)with a long cycle life and built-in battery is coated with waterproof glue on both ends. insulated PVC outer layer and a low-melting-point, sealing inner layer. 【60A BMS】The ebike lithium battery also has a built-in BMS protection board and a cell holder to prevent overcharging, over-discharging, over-current, and short circuits, ensuring a longer lifespan. 【Suport】: Full refund or replacement within 30 days, 12 months warranty. If you have any questions, contact us please. We will have professional engineers to assist you. We look forward to your purchase!

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