Drill Driver Battery Powered Brushless Impact Driver Adjustable Speed Cordless Front End Tool Compatible with BL1430 BL1460 BL1830 BL1860 14.4V-18V Battery [Applicable Battery] The drill driver is specially designed for 14.4V-18V batteries, including BL1430, BL1460, BL1830, BL1860, BL1430B, BL1460B, BL1830B, BL1860B, etc. Please make sure your battery fits the tool before using it. [Adjustable Speed] When rotating forward, the rotation speed can be adjusted at will in weak, medium, and strong levels to meet your various work needs (no-load speed: 3000/2000/24000 r/min). The speed can not be adjusted when rotating backward. [Switchable Rotation Direction] Using the forward and reverse levers, the rotation direction of the impact driver can be switched. You can choose the appropriate rotation direction according to your own usage habits and different work items. [Compact & Portable] The cordless front end tool is designed with a small size and light weight, convenient for carrying around and use it at any time, or easily store it when you don't need it, without taking up too much space. [Wide Application] The drill driver can be connected with wrench, screwdriver, chainsaw, grinder and other tools, and it has a wide range of applications, such as drilling, fastening, hamming, and so on.