1、【BACK CAN BE USED AS A HAMMER】High hardness percussion model installed on the back of electric drill can be used as a hammer; Drill holes and install expansion tubes in one step, no additional hammer required. Knocking model has a certain space buffer, knocking, the force is evenly dispersed through the stud, the motor will not be affected. 2、【PRODUCT ADVANTAGE】 With all metal ratchet self-locking chuck, clamping more firm; Concentric double bearing structure, drilling without deviation; Spindle self-locking function; Product with metal percussion type, side with batch head clip and waist buckle, easy to use. 3、【BRUSHLESS MOTOR】Rechargeable drill with the max 55N.M torque fits a range of various applications. High performance brushless motor ensures more stable. Compared brushed drill, no sparks are generated during use. It is a great partner for professional contractors and DIY players. 4、【TWO SPEED SAVE TIME \u0026 POWER】Brushless lithium electric drill provides 2 speed transmission(0-500 RPM \u0026 0-2000 RPM), one for creating exquisite object with less time and one for heavy duty projects. Equipped with 2-in-1 working mode, screw driving and drilling. 5、【LARGE BATTERY CAPACITY \u0026 LED WORK LIGHT】Rechargeable drill with 2.0Ah 21V large capacity lithium-ion batteries and charger, which keep it running continuously and improve efficiency. Built-in LED work light, which helps operators to illuminate the work area and working in the dark easily. 6、【LITHIUM POWER DRILL DRIVERS】For drilling in wood, metal and plastics, while you can use the forward and reverse variable speed trigger to easily control drilling speeds and reverse out drill bits. 7、【ERGONOMIC DESIGN】Rubber over-mold handle with ergonomic design offers maximum user comfort and less vibration, it gives a more secure grip for enhanced user control, lightweight reduces user fatigue, and empower operators work at confined space. 8、【EASY TO CARRY \u0026 STORAGE】All the tools are packed in a rugged, compact carrying case for storage and portability. Each tool fits snugly into its respective place to prevent moving around and scraping. Specifications: Material: ABS Voltage: 21V Battery Capacity: 2.0Ah Maximum Torsion: 55N.M Speed: 0-500rpm~0-2000rpm Item Size: 215 * 135 * 75mm / 8.46 * 5.31 * 2.95in Item Weight: 1171g / 2.58lb Package Weight: 2204g / 4.85lb Package Size: 31.5 * 23.5 * 7cm / 12.40 * 9.25 * 2.75in 1 * Rechargeable Drill 2 * Battery 1 * Charger 1 * High Hardness Striking Block 1 * Back Cover 1 * Red Bit Holder 1 * L-Wrench 1 * L-Shape Screwdriver 5 * Screws 1 * Black Bit Holder 6 * Bits 1 * Carry Case 1 * User Manual (English) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store