Multifunction : | Drilling mode | Screwdriving mode (rotation with clutch), Adjustable fastening torque : 25 helps do the screwing with required torque. Max torque: 50NM,[21V Durable Battery and Charger] Its 21V battery is durable, so you don’t have to worry about running out of power in the middle of a project. The power drill kit is equipped with a large-capacity charger that greatly extends your usage time. This electric drill also has a battery indicator to remind you of the battery status, making your work more efficient and convenient. The battery and charger are compatible with KROST 21V & 37 tools.