Ways Adjustment & Safety Lock】: The control switch has three positions: forward, reverse, and lock.  A lockout mechanism allows the control switch to bring the motor to a complete stop before use. 【Comfortable Handle】: Ergonomic soft rubberized antislip handle design, easy to grip and comfortable to hold, practical and labor-saving.  【LED Indicator Light】: Built-in LED working light, it opens automatically when the trigger is pressed, and can provide illumination in dark spaces, more convenient to use. 【Fine Heat Dissipation】: Reserved several ventilation cooling holes, efficient heat dissipation, will not be hot for working long time. 【Rechargeable Lithium Battery】: Adopts high capacity lithium battery with overcurrent, overvoltage, overcharge, overdischarge, and over temperature protections.  【Wide Applications】: Suitable for construction decoration, furniture installation and maintenance, DIY woodworking, etc. Specifications: Name: Electric Drill Set Material: metal'plastics Battery: 1pcs battery, 2pcs batteries (optional) 1pcs battery: 1 * 21V, 1200mAh lithium battery (included) 2pcs batteries: 2 * 21V, 1200mAh lithium battery (included) Item size: Host: 195 * 58 * 185mm / 7.68 * 2.28 * 7.28in Installed with battery: 195 * 76 * 220mm / 7.68 * 2.99 * 8.66in Item weight: 1pcs battery: 1104g / 2.43lb 2pcs batteries: 1332g / 2.94lb Package size: 240 * 210 * 100mm / 9.45 * 8.27 * 3.94in Package weight: 1pcs battery: 1268g / 2.80lb 2pcs batteries: 1495g / 3.30lb Packing List (1pcs battery): 1 * Electric Drill 1 * Battery 1 * Battery Adapter 1 * Guideline OR Packing List (2pcs batteries): 1 * Electric Drill 2 * Battery 1 * Battery Adapter 1 * Guideline