1、【Multi Purpose】Hammer+screwdriver two in one, the front end of the screwdriver can tighten screws and drill holes, and the back of the product can be used as a hammer; knocking accessories have a certain air gap cushion, knocking, the force through the studs evenly dispersed, will not damage the motor. 2、【Unique Design】The product is not only matched with hammering module, but also equipped with waist buckle on the left side and batch head & drill bit storage clip on the right side, which is easy to use and provides working efficiency. 3、【High Quality Material】Brushless motor with speed up to 1600RPM, torque up to 55Nm; Alloy forged steel gears, hexagonal quick metal collet, PVC handle, ergonomic design, non-slip and wear-resistant, comfortable grip. 4、【Product Details】Increase the heat dissipation port to circulate and dissipate the heat quickly; LED lighting, can be used normally in the dark angle; can be adjusted by one key for forward and reverse rotation, installation and removal of screws is easy to complete. 5、【Infinitely Variable Speed】Use the intelligent emergency brake function, the motor speed with the pressure degree of pressing the switch and change, let go of the emergency stop, improve the safety and reliability of the work. 6、【21+1 Gears Torque】21+1 gears torque is adjustable, you can freely adjust the torque size according to different materials and different working scenarios, choose the right torque to protect the screws and items from damage. 7、【Wide Range of Uses】Can be used for drilling and drilling holes in metal (light and thin models for home use), wood, PVC, ABS materials; installation and removal of household appliances, kitchen cabinets and other items. Specifications: Plug: EU / US / UK (Optional) Battery Quantity: 1 Pcs / 2 Pcs (Optional) Material: ABS Battery Voltage: 21V Battery Capacity: 2.0Ah Speed: 0-550RPM, 0-1600RPM two adjustable steps Torque: 55Nm Clamping Bit Size: Hexagonal (1/4") Torque Gear: 21+1 Item Size: 220 * 120 * 76mm / 8.66 * 4.72 * 2.99in Item Weight: 1085g / 2.39lb Package Weight: 1815g / 4lb Package Size: 31.5 * 29 * 13cm / 12.40 * 11.41 * 5.12in Package List: 1 * Electric Screwdriver 1 * Battery or 2 * Battery (optional) 1 * Charger 1 * Knocking Block (already installed on the machine) 1 * Batch Head Clamp 3 * Batch Head (PH2) 2 * Screws 1 * Hexagonal Wrench 1 * Tool Storage Box 1 * User Manual (English)