Nice and rugged, and the green LED indicates when protection is working.

It does work great with 110 volts, everything charges well and the plugs work like they should.

Nice basic size unit that has worked well for

It may well work great in the US, but there are lots of alternatives out there, and the "Belkin Mini Surge Protector Dual USB Charger" has always been rock solid in my experience when using 220 V.

The two USB ports work great for not having to carry around additional power adapters