Product features 1- Brushless motor technology, the brushless motor has higher power impact and stronger use time. 2- A new generation of cordless electric hammer, bid farewell to plugging in, ready to use, improve work efficiency. 3-Three functions: drilling/chiseling/hammer, striking block imported from Germany, the impact is stronger. 4- The fuselage is small and light, which improves work efficiency. 5-Suitable for: engineering use, household use, decoration use, multi-use in one machine. 6-Now place an order to purchase a full set of accessories, which is more convenient to use. Product details Type: Cordless impact lithium electric hammer Charging method: lithium battery-rechargeable Mode of operation: handheld Motor type: brushless motor Speed regulation method: infinitely variable speed Whether to bring clutch: Yes No-load speed: 0-3890/min Rated speed: 0-3890/min Hammer frequency: 0-6200 times/min Single hammering force: 2.1/J Input power: 800W Chuck size: 10mm Reality Battery capacity: 4.0Ah Weight: 3.3kg Chuck type: round head/two pits/two grooves Scope of application: drilling / chiseling / hammering • Max Drilling (Concrete):26mm • Max Drilling (Masonry):68mm • Max Drilling (Steel):13mm • Max Drilling (Wood):30mm • Length: 420mm • WIdth: 120mm • Height: 290mm Package details Electric hammer*1 1*Charger 1*4000mAh battery 1*Handle 1*Plastic box 4x Concrete Drilling Bits (6/8/1012/mm)