Wide Compatibility: Designed for use with BL1830, BL1815, BL1840 and other compatible 18V lithium batteries, this battery adapter cable allows you to efficiently power a variety of cordless power tools and DIY projects. Long Extension: cable length provides extended reach between the battery pack and your power tool or device, giving you greater mobility and flexibility when working in large areas or hard-to-access locations. Stable Battery Converter: Functions as a reliable battery converter to transfer power from your BL1830/BL1815/BL1840 battery to tools or devices requiring a stable 18V supply, helping to extend usage scenarios for your existing batteries. Versatile Power Tool Accessory: Ideal for powering LED work lights, small inverters, DIY electronic projects, model making, and various cordless power tool applications, turning your BL-series battery into a portable power source. Easy to Use: Simply insert your BL1830, BL1815, or BL1840 battery into the adapter end and connect the other end to your compatible device or tool. No additional tools or complex wiring is required, making it convenient for both professionals and hobbyists. Battery Converter Adapter cable For Makita BL1830 BL1840 BL1850 BL1860 Battery Tool Color: As Shown Material: plastic Package Contents: 1*Battery Connection Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.