230 volts is what you get with this multi-tool. You will need access to an electrical outlet, but mains-powered tools have a very stable power subbly.
From 3DJake
Dremel 3000-5 - 1 pc
24MX
Dremel 3000
Conrad Electronic
Dremel 3000-5 F0133000JU Multifunction tool incl. accessories 5-piece 130 W