【RECHANGEABLE POWER SOURCE】: Rechargeable Lithium Ion Battery, Battery voltage - 80V, Battery wattage - 280mAh, Battery capacity - 3500mAh, great alternative battery for Kobalt 80V Battery. 【Perfect Compatibility】:Replacement Battery for Kobalt 80V battery KB2580-06 KB580-06 KB680-06 KB280-06. 100% Compatible with Kobalt 80V Battery Chargers:KRC 30-06/KRC 80-06/KRC 0280-06/S-L500. Fit For All Kobalt 80V Tools. 【Product Advantages】: Capowill batteries are renowned for their superior capacity and fast charging speed, significantly outperforming Kobalt 80V batteries. They provide a more convenient and efficient work experience, making them an ideal replacement battery. The battery is equipped with 4 LED lights for easy and quick battery status checks. 【Safety & Reliable】All of the products are CE FCC PSE ROHS certified, tested by manufacturer to match OEM products and exported all around the world.No memory effect, can be charged or discharged as needed without losing capacity. 【Free return and replacement】Free return and replacement service available for 1.5 Years + 7x24-hour Email service. If you have any problems with our batteries, feel free to contact us by email. Fully compatible with Kobalt 80V power tools: chain saws, weed whacker, leaf blower, lawn mower, string trimmer etc. Replacement Battery for Kobalt 80V battery KB2580-06 KB580-06 KB680-06 KB280-06. Compatible with Kobalt 80V Battery Chargers:KRC 30-06/KRC 80-06/KRC 0280-06/S-L500. Package contents: 1 x 80V 3.5Ah replacement for Kobalt 80V battery 1 x User manual Battery maintenance: 1.Remove the battery from the tool each time you assemble parts, adjust, clean the tool, or when the tool is not in use for an extended period. 2.If you do not use the power tool battery for more than a month, store it in a clean, dry, and cool place, away from heat sources and metal objects. Charge the battery before using it. 3.Do not let the battery remain dormant for a long time. We recommend using it at least once every 2-3 weeks.