Feature: 1. [Powerful Brushless Motor] This rotary hammer drill features brushless motor, offering lower wear, reduced energy consumption, minimal interference, and an extended lifespan. 2. [Enhanced Control] 360° auxiliary shock absorbing handle and full metal depth rod greatly enhance control and stability during drilling, ensuring accuracy and safety. 3. [Reversible Switch] The variable speed trigger with forward reverse switch optimizes drilling accuracy and reduces user fatigue, providing convenient operation for various drilling tasks. 4. [21V Battery Powered] Comes with two 21V rechargeable lithium batteries, this brushless rotary hammer drill ensures continuous power supply for uninterrupted drilling operations. 5. [Versatile Drilling] Easily handles drilling operations on various materials such as wood, tile, wall, concrete, metal, as well as wall breaking, floor breaking, and brick breaking. Specification: Item Type: Rotary Hammer Drill Material: ABS Structure: Brushless Rechargeable Gear Description: Drilling, Hammering, Rotary Hammer Drilling Applicable Drill Bit Diameter: Approx. 6-22mm / 0.24-0.87in Impact Frequency: 900RPM Rated Voltage Range: 21V Application Range: Drilling, Grooving, Concrete Best Drill Diameter: Approx. 20mm / 0.79in Voltage: 100-240VAC Battery: 21V Rechargeable Lithium Battery 2000mAh x 2 (Included). Package List: 1 x Rotary Hammer Drill 1 x Plug 2 x Battery 1 x Handle 1 x Instruction Manual 1 x Storage Box 1 x Accessory