SD Semi-Automatic Power Screw Driver

SD Semi-Automatic Power Screw Driver. The first fully loaded automatic screwdriver. Automatically change between bits with a simple pull of a slide. 6 essential bits ready at your finger tips for the most compact design. Perfect to carry it on-the-go. Replaceable bit cartridge. 4V MAX Lithium-ion battery technology: high capacity, no self-discharge and no memory effect. LED light great for dark areas