A battery-operated screwdriver, having a housing (12, 18) with a handle (14), in particular bent at an angle like a pistol grip, with a preferably fixedly installed rechargeable battery (40), and with charge contact tongues (37) for charging the battery (40) on a charger shell (22), is always ready for use and available by quick, simple access to the tool insert and screwdriver bit, because its battery (40) is designed as a lithium ion cell (Li ion cell) and can be placed in a chronologically undefined way, particularly in intervals between uses, on a charger shell (22), and the charging mode can be produced automatically, and the charger shell (22) has a detachably securable, magazinelike bit holder (99), with a plurality of compartments into which screwdriver bits (20) can be inserted.