1、REDUCE FATIGUE: This tool allows you to separate the battery from power tool, reducing its overall weight and minimizing fatigue on your hands and shoulders when working overhead (excluding battery and tool). 2、APPLICABLE POWER TOOLS: Designed for DCB201, DCB203, DCB204, DCB206, DCB207, DCB208, and other interface power tools. 3、COMPATIBLE BATTERIES: Compatible with lithium ion battery models such as for BL1815, BL1820, BL1830, BL1840, BL1850, BL1860, and more. 4、STURDY CONSTRUCTION: With a total length of 1.6m, this tool can adapt to various working environments, made from ABS plastic, ensuring durability and safe usage. 5、CONVENIENT HOOK: Featuring a convenient hook, this tool can be easily hung on your belt or other suitable surfaces for quick access and convenience during use.