BL1830 Plastic Case for MAKITA 18V Li-ion Battery - Compatible with 10 x 18650 Cells This is a replacement battery case shell only, no battery cells included. It can hold up to 10 pieces of 18650 li-ion batteries and features an LED battery status indicator. This product is intended for DIY use as a semi-manufactured item and does not include internal battery components. Important Notice: 1. This product does not contain any battery cells. 2. Customers must have prior knowledge and experience in battery assembly to use this item. We do not guarantee proper usage by inexperienced users. 3. Specialized tools are required for installation. Do not purchase if you lack the necessary equipment. 4. Labels may vary slightly depending on production batch. Image shown is for reference only. 5. If you do not have battery assembly experience, or do not agree with the above terms, please do not place an order. Color: Black Material: ABS Package Includes: 1 x Li-ion Battery Case Note: Other items not included. Due to lighting effects and monitor settings, actual color may vary slightly from image. Measurement error allowed within +/- 1-3 cm.