Revolutionise the way you take on your DIY tasks with the Worx SD 4V Li-Ion Cordless Slide Screwdriver - the first fully loaded automatic screwdriver. It comes pre-loaded with six essential bits with an automatic bit-change mechanism - simply pull back the slide top to reload. All the bits a stored in the removable cartridge so it's always ready to go, meaning no lost bits or searching around the find the right one. It features a Lithium-Ion battery that will hold its charge during storage so it's ready to go when you are and has an off-centre driving axis for those hard-to-reach areas. Plus, because it's compact and lightweight you can take it on the go. Features and Benefits Includes bit cartridge - PH2, PZ2, SL4, HEX4, HEX5 and screw starter bits stowed in the included bit cartridge. Innovative Lithium-Ion technology - The powerful 4V MaxLithium battery holds its charge much longer than standard batteries Specification Power: 4V Pre-loaded with 6 bits Holds any standard 25mm bit Variable speed control: Yes Reverse function: Yes Cordless Li-Ion battery Nominal voltage: 3.6V Weight: 950g