The Deprag MINIMAT-EC Cordless Handheld Screwdriver delivers versatile screwdriving with optimum shut-off accuracy. This screwdriver utilizes high grade Lithium Ion batteries that possess a minimal self-discharge. These batteries do not exhibit a "battery memory effect" during an entire charging process. The battery recharge cycle requires about 30-40 minutes. These drivers are offered in four different models that have a torque range of 2 Nm to 50 Nm. Furthermore, by utilizing a Bluetooth wireless data-transmission, the screwdriver can stay in connection with an optionally available base-station.