A comment
They made repairs at home and bought various electric tools for these purposes, one of them was a screwdriver from AEG BS14G2 NC-142C. Bought with 1 separate bat for 4300 rubles. The screwdriver is neatly packed in a solid case, opening which you can see in it, the screwdriver with two batteries, a charger for them and documents.
The batteries themselves are supplied with Ni-Cd, voltage 14V, a vent is located in the bottom of the batteries. It takes less than 50 minutes to fully charge the batteries.
The screwdriver is equipped with: 24 ratchet steps, 2 speeds (maximum speed 1400 rpm for the second, and for the first 400 rpm), reverse, there is a chuck fixation, a quick-clamping chuck, a rubberized handle, the chuck has a metal end. This unit weighs 1.8 kg, while the hand does not get tired, it used to work for him almost the whole day, conveniently.
pros
convenient handle, case, 2 batteries, keyless chuck, charging 40-50 minutes, metal end of the chuck, 24 ratchet stages.
Minuses
small clearance in the cartridge