Travel and adjustable Give (or beating direct - cartridge set up) Centering (slider) self-adjusting needle. Stay-up system. It keeps the needle perfectly aligned with a simple click of your finger. It will automatically adjust to the pressure required Maxon motor 4.5 watts. Aluminium anodized Aircraft. Very light; weight, 65-70 grams. Travel: Length (4-5 mm), medium (3-4 mm) and short (2-3 mm) Smooth, quick and silent. Minimum vibration. Perfect for all types of works (line, shadow, color, and realism).