The quality you can not complain much, the device can be operated, the battery recharges quickly and maintains satisfactory, the essays are designed perfect sense intuitively. The front light is completely obsolete, because it is not bright enough. Legal much power is not plugged in the device, but always sufficient for Ikeamöbelaufbau etc. If you want more Must the blue series access. The standard top is not screwed, but plugged in and goes from extremely heavy and only use your fingernail. The case of the screwdriver is huge and can accommodate good nor a screw arsenal. Raising it does it extremely difficult. The Drehmomentaufstecker that there are matching is not included in the set.